From Charity to Enterprise: Reel Gardening’s Transformation that Led to Sustainable Impact
Editor’s note: This report is based on comments from the panel discussion “Overcoming Barriers to Scale: Lessons from Successful...
Tag: social entrepreneurship
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Jason Martens
Tackling Indoor Air Pollution in Northern Cambodia with Improved Cookstove Technology
September 5, 2017Traditional cooking practices in the developing world contribute to poor health, environmental degradation, and poverty. Today, about three billion...
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Rob Goodier
Ten ICTs Connecting Farmers to the World
August 31, 2017Internet and communications technologies have transformed farms in the world’s developing and underserved communities. In the past, digital tools...
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Rob Goodier
Packable solar picnic grills subsidize sales in underserved communities
June 7, 2017The history of solar cooking as we know it reaches deep into the 1950s, but solar ovens remain a...
5
Rob Goodier
A Hardware Entrepreneur in Delhi Turns Soot into Art with a Boost from E4C
July 27, 2016The accolades mount for Arpit Dhupar, who has collected two awards in two months for his work developing soot scrubbers that...
1
Rob Goodier
Impact matters: Five questions with Kevin Starr
January 11, 2016Dr. Kevin Starr and the US-based Mulago Foundation say they are obsessed with impact. The foundation has a portfolio...
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Jessica Pothering
Let’s solve the big problems and support bolder technology design for global development
November 10, 2015Inventors are solving the myriad problems that arise from global poverty, but there is not enough focus on the...
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Rob Goodier
Review: Solving Problems that Matter and Getting Paid for It
October 22, 2015[Editor’s note: Solving Problems that Matter’s editor Khanjan Mehta has made the book available as a free download (pdf). The fields...
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Mike Mader
Impact Inventing: Strengthening the Ecosystem for Invention-Based Entrepreneurship in Emerging Markets
November 18, 2014Over the past decade, a growing segment of social entrepreneurs and small and growing businesses(SGBs) has emerged that seeks...
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Mike Mader
Emerging Trends in the World of Social Entrepreneurship
February 25, 2014Social entrepreneurship fuses together the world of business acumen and the world of solving social problems. Mission-oriented organizations set out to...
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Latest Comments
- JY
Have you found bracelets in your beach trash?
Can a bracelet craze clean our oceans? - fortuneenergybranden@gmail.com
I looked at https://hahasmart.com/design-diy Pretty good design app. and they have lots of installers to get to work in CA!
From Electrification to Empowerment: Building a Utility-Grade Micro-Utility from the Bottom Up - phil
Hey! Great article. I'd like to mention that there are Environmental Laboratories that provide testing services too. Lab testing is more accurate than Do-It-Yourself tests and we are customer focused. We offer testing packages for common contaminants on our online store as well.
Wanted: An easy test for bacteria in drinking water - Pravin
there 120 mooc courses for free, of course, with certification. visit www.advan-kt.com
10 Great Sites for a Free Online Education - Vyannee matsoro
I thank the author for having invested time to write something about the ICT in DRC. This field has been too dark for DRC in a way that, specific figures are rare to be found online and even in libraries. I would encourage the author to give us more references so that this article can be taken as sc...
ICT in the DRC: Challenges, Solutions and Opportunity - David
who ever said that solar cooking in developing countries was a disaster is grossly misinformed. There are many thousands of solar cookers successfully utilized in every day life.
10 Solar Cookers That Work at Night - Mahesh Bende
Nice Information.
10 Ways to Put Human Waste to Use - Ash K
Hi. I have to make this decision now whether to purchase two diesel water pumps or find an alternative solution so I found this article helpful. However what is not clear is how much wattage can be generated from solar panels. For example, I need diesel pumps to deliver 35 cubic meters and 120 cubic...
15 concepts to replace diesel-powered water pumps on Indian farms - PARIKSHIT MAJEE
I INTERSTED MTECH COURSE IN MECHANICAL ENGG .BUT FREE OF COST
10 Great Sites for a Free Online Education - Yogi
I need to construct but wear I can buy mud block meacin in banglore
How to Build a Compressed Earth Block Home - singhtina801@gmail.com
I like to reconstruct our regular kitchen into the modular kitchen we face them so many problems can you help me from where do I have to start and who will go to help me? I hope I will get a response from you.
How to write a proposal for development work in your community - Julie
I've just completed a Panama/Caribbean cruise. Beautiful destinations but the rubbish around the place was very disappointing to see. Under the Natural Bridge in Aruba was full of rubbish. I hope these areas can be cleaned up too. Maybe get the cruise lines involved. Above all people need to be resp...
Can a bracelet craze clean our oceans? - felix
I think creating more prominent interlocking protrusions.Might negate the need for rebars.
How to Build a Compressed Earth Block Home - felix
has this building method being introduced to Nigeria yet?
How to Build a Compressed Earth Block Home - felix
Not a geologist myself, but I think the consistency should be such that it has enough sand for compressibility and enough fine clay for adhesiveness.
How to Build a Compressed Earth Block Home - Aaron
Pay-as-you-go seems like a system that incentivizes theft. What is stopping people hacking this system since it is trivially simple to cut a pipe -- even a copper one -- and access the water for free?
Pay-as-You-Drink: Digital Finance and Smart Water Service - Nish
Work India provide best free blue collar jobs in Mumbai. Now they have also include many other cities plus they are expanding in all India. If you are blue collar or some what white collar like in Computer, Back office or Tele-calling, than it is best compare to other. Why ? Because it have selected...
The Babajob story: How Blue-Collar India Finds Work - Rob Goodier
That's an important point, thanks for making it.
The New Digital and Mechanical Tools on African Farms - Susan Davis
Riley - thanks for your comments, and sharing your important post ("learning to listen" - yes!). Maybe this should have been titled "less collection of data for data's sake, less action by external actors, more support of local actors towards systems strengthening," but that's not as catchy. ;)
Less Data, More Action - Ryan Reif
Ultimately I look at it as: You want to have the quality data you need, to know how to take action, to achieve better WASH services. Depending on what you currently gather, that may be more or less data, or in most people's case, more of some and less of others. My recommendation is to be intentiona...
Less Data, More Action - Susan Davis
Hi Bob - thanks for your comment. Yes, of course, I agree that service providers and governments need to regularly monitor and manage services. This article is focusing on the monitoring and evaluation activities of (some, not all) external actors like non-profits and their donors who (often) focuse...
Less Data, More Action - cmulopo@gmail.com
I would like to meet with other WASH experts who focus on behavioral change.
Achieving SDG 6: The Need for Local Centers of WASH Expertise (and How to Do It) - cmulopo@gmail.com
Interesting read. I have always known that the situation in the DRC was not so favorable but thank you for putting things into perspective.
ICT in the DRC: Challenges, Solutions and Opportunity - Jonathan Vinton
Hi, My name is Jonathan Vinton. I've been looking all over the internet for low cost, durable, and functional prosthesis. I grew up in a village in the Iringa region of Tanzania. There are several amputees in my village and the current prosthesis have multiple problems (poor design.) Is there any ch...
Prosthesis Design Mobilizes Developing World - Engineering for Change - Prof Bob Kalin
Susan, WASH resource management and importantly economic regulation of water price depends on a strong understanding of the status of assets & service infrastructure. The real price of water service is linked to the sustainable costs for quantity and quality (incl abstraction and treatment of wa...
Less Data, More Action - Riley Mulhern
Thank you for writing this, Susan! This is such a valuable challenge. So much of the effort for data collection essentially revolves around maintaining funding and keeping programs or organizations operational, rather than moving toward the point where the clipboards are no longer necessary. I've wr...
Less Data, More Action - Doris Miller
I just bought two bracelets. I'm glad to know the organization is legitimate.,,l
Can a bracelet craze clean our oceans? - sejustice
I think this is a great thread that needs to be fleshed out much more. In last 10 years or more more there has been a minor revolution in development of scale appropriate and affordable ag and rural based capital goods AND their . spread. Machinery like the small scale, affordable machinery like min...
The New Digital and Mechanical Tools on African Farms - jerome
HI i am very interested in ceb but am trying to find ways to build without or as little cement as possible .i am also interested in how to make a two story house as well i was told you need steel to do this .i am just learning of the methods and the different brick styles that are used and trying to...
How to Build a Compressed Earth Block Home - Stephen
Lo ve your ideas
How to Make Penetrating Oil - Eileen Schauermann
Love my bracelet. Going for another.
Can a bracelet craze clean our oceans? - Jorge Zuniga
FYI. The design shown is for patients with partial hand reductions, not wrist disarticulation.
3D printed prostheses may not be practical in developing countries, yet - katie
What proportion of proceeds to go profit vs. the charitable act of cleaning the ocean?
Can a bracelet craze clean our oceans? - skhuthu
Plz forward to me
How to write a proposal for development work in your community - Rob Goodier
Structures are tested in labs by placing them on a platform that moves like the ground might move in an earthquake. Also, just to nitpick here (sorry), they don't call structures earthquake *proof* because nothing can withstand any size of earthquake. Meaning that there are earthquakes that could po...
Earthquake-resistant Homes in Haiti - Stefanny
But how do you know for sure that they are EaRthQuAke proof?
Earthquake-resistant Homes in Haiti - tutorially
Astonishing one.
10 Great Sites for a Free Online Education - Juan Francisco Jaramillo
Hi, We are interested in learning more about this product and if it is commercially available now. We have a large project for remote monitoring shrimp farms in Ecuador, LATAM Could you please put us in contact with the inventors. Thanks, Juan Francisco Jaramillo Business Development Manager DIGITEC...
Salinity sensors boost yields on shrimp farms - Jerome Quadros
Giving Rise is concerned with donating funds, whereas there is not much structured information in respect of donating in kind to the needy in India. We have tried to address this aspect through our platform www.donateinkind.in, which provides vetted information on organizations and people who seek d...
A new charitable giving platform vets Indian nonprofits to give donors peace of mind - Denise hilton
WebEmployed has shared more online courses that offer free certificates. Here's the list: http://www.webemployed.com/best-free-online-courses-certificates-in-2017/
10 Great Sites for a Free Online Education - mjavedch90@gmail.com
That's wonderful and as a Town planner student from University of Engineering and Technology Lahore Pakistan I have full command on issues and problems regarding Habitation etc. I am here to provide my services in order to improve policies and strategies regarding Housing and habitation in these Are...
Easing Land Conflict in DRC: An Introduction to Open-Source Mapping Tools - Mahesh Chand Goel
Dear Mr. Rob Goodier We are looking forward a low cost torrefaction plant to convert agriculture residue into pallets or briquets to mix with coal for Coal Based Power Plant uses in India. Look forward for your valuable guidelines & advice on it
A greener, wealthier future for farmers with village torrefaction plants - Asim khan
i watched the whole process of selection ,i saw you there sir,i wish i gain that much as you ,and i am already engage in hot climate problems solutions ,
Head in the Stars, Work on the Ground - Engineering For Change – ADRA – Technology
[…] https://www.engineeringforchange.org/webinar/humanitarians-in-the-sky-how-uavs-are- changing-disaster-response-2/ […]
Humanitarians in the Sky: How UAVs are Changing Disaster Response - keshav jha
HI I am keshav jha.i want to do manufacturing of solar chulha or stove under prime minister employment generation programme.i need business partner which is a able in solar energy field.please contact me 9934777115
10 Solar Cookers That Work at Night - mahvashafzal
Thanks a lot.
Biodigester Energy Generation - Rob Goodier
You'll find a complete biogas digester construction manual here: https://completebiogas.com/build.html. I updated the link in the article, thanks for mentioning it. Good luck!
Biodigester Energy Generation - kirsty andrews
4Ocean bracelets can be purchased in the UK at http://www.soulhippy.com - we are a UK distributor for 4Ocean and your purchases will still result in 1 pound of trash being removed from the ocean, along with support for other good causes like Breast Cancer Awareness, Shark Awareness, Polar Bears Inte...
Can a bracelet craze clean our oceans? - mahvashafzal
Hi, I could not find the construction guide via the link would it be possible to share it separately. Also, where I live most houses have an underground pit for sewage, is it possible to retrofit that to produce biogas?
Biodigester Energy Generation - priteshsonone
i want also more information about solar energy .and also want to work and study in solar energy...
Can Community-Scale Solar Become the Model T of Clean Energy? - ta
reply again.
Pedal Powered Irrigation Pump - tebs
this is a reply
Pedal Powered Irrigation Pump - kriz
just a test
Pedal Powered Irrigation Pump - Adam De Jong
https://dwellearth.com/
How to Build a Compressed Earth Block Home - Cristian Birzer
Completely agree with you Rob!
Service Learning or Voluntourism? - Rob Goodier
Hi Autumn, please note that this is a news article about 4Ocean and their bracelets, but this site is not related to that organization in any way. It's likely that nobody at 4Ocean will read your comment on this site, I'd suggest that you write or call them directly with your complaint. Thanks for r...
Can a bracelet craze clean our oceans? - Rob Goodier
Interesting take on the three things, Cristian. It seems like there is a value in volunteering time in addition to donating money, and that's probably the driving force behind "voluntourism." But after thinking of it from your point of view, maybe the best use of money might be to send it directly t...
Service Learning or Voluntourism? - Mark G
You finish with a lime render. This maintains the breathability of the walls.
How to Build a Compressed Earth Block Home - Derrion
Cost of kit I need it mailed to me Derrion.
How to build a solar-powered electronic circuit - Rajashekar
We are making solar hooters The first photo of hooter which you placed in this website is ours This was installed by zero fuel energy systems Contact no 7661883103
A “solar hooter” protects southern Indian farms from animal raids - Luke Mendes
Nice article. What i like is the Bio toilet that burns the waste and treats the water. The one with the solar panel etc the last image by RTI international. I would love to Pilot test this in INdia in some tribal areas. Do let em know how i can get more info on it. Im sure it can get a bit more frug...
10 Ways to Put Human Waste to Use - Cristian Birzer
Hi Tommy, Tourism is a really important way of improving the quality of life of those in developing communities. Similarly, volunteering using difficult-to-transfer skills also has a big impact in raising quality of life. However, voluntourism is not a positive hybrid of the two. For example, someon...
Service Learning or Voluntourism? - Cristian Birzer
Hi Muhamed, Thanks for the feedback, especially from someone who has seen the issues first-hand.
Service Learning or Voluntourism? - 16 Simple DIY Aquaponic Systems for Beginners
[…] Build this aquaponic system […]
How to Build a Vertical Aquaponic System - Patricia Hedtke
You did get the product, the REAL PRODUCT. A pound of garbage was removed from the ocean.......... The bracelet was just a trinket...... a thank you. So I say Thank You Autumn, for sending $20 to help clean the ocean.
Can a bracelet craze clean our oceans? - Thomas karisa
Hi all, Anybody to help me, i would like to write a proposal on changing old windows to a new ones to an organization. thanks
How to write a proposal for development work in your community - Cristian Birzer
Thanks David. I think it is a balance between feeling good and doing good.
Service Learning or Voluntourism? - Muhamed
Spot on, I am from developing country, I had same thought before when I saw foreign engineerng students who can have a lot to offer, trimming/prunning trees in a school compound, using power hacksaw. Something local do without using power/ fuel.
Service Learning or Voluntourism? - Tommy
I disagree strongly. Getting people with money to visit people without much is the goal, not building some out house. Volunteers are the product, as they go home and donate so that what they did on an outing can be funded without them.
Service Learning or Voluntourism? - John Dozier
Great job guys. Keep up the good work.
Can a bracelet craze clean our oceans? - antonetta.kowalewski
You can find best solutions on http://www.avasva.com website.
How to build a solar-powered USB charger for phones and other small devices - Autumn Hanna
I donated to you cause, because I think it is a very good cause, but I have been having problems with your customer relations. No matter the outcome, the ocean and getting it clean is what matter the most to me. My problem is that I never received my bracelet from you company. The package was marked...
Can a bracelet craze clean our oceans? - Liya yosef
My name is Liya Yosef. Iwant to learn any civil engineering courses online so pleas register me.
10 Great Sites for a Free Online Education - zipporah kariuki
hi would really appreciate your kind assistance to do the same in my country Kenya. kindly contact me on email Zippyrudisha9@gmail.com or cell no +254728805554.waiting to hear from you soon.regards
10 Ways to Put Human Waste to Use - salma
fantastic
10 Solar Cookers That Work at Night - Pat McCormick
Why not a simple hyrdocyclone? Cyclones for removing dust from air are amazingly efficient, and I pelieve there is a way to simply swirl water to remove sand, grit, slurry, etc. There has to be a way to do this.
Ten low-cost ways to treat water - Ines Vieira
Good afternoon, I am extremely interested in watching your webinar. However, on February 27, I have a meeting, so unfortunately, I can not attend your event. That being said, I was wondering if you could send me the video and other materials after the event was taken. Thank you very much in advance....
Improving Water and Energy Service Delivery with IoT Solutions - Rob Goodier
Yes, brave is a good desccription. Glad you appreciated it.
What We Can Learn from the Closure of SIMLab - Rabiul islam molla
- Mahvash Afzal
Thank you so much for writing this and E4C for publishing this. It is important to share such lessons with other people who might be interested in working in the field of tech for social impact. It is also brave of the writer to acknowledge the mistakes.
What We Can Learn from the Closure of SIMLab - ayaan
I am a big fan of the water purifyer
The best appropriate technology DIY plans - David Hoffmann
Very good article Cris! And very true, I can support this from the bottom of my heart...
Service Learning or Voluntourism? - kamohelorams
I have learnt so much. Really some fascinating things especially about innovations like Outernet and Project Loon. Thank you.
ICT in the DRC: Challenges, Solutions and Opportunity - Herlambang
yes we are. im in developing phase right now but its for hydroponic system. with little basic automation like auto watering, temperature and humidity monitoring and for the improvement, pH and nutrient meter will add later even its costly enough
How to Build a Vertical Aquaponic System - orekru@gmail.com
Lots of problems, no direction for solutions?
ICT in the DRC: Challenges, Solutions and Opportunity - solar-e- tribe
hi, I think when we r focusing on mid-range solar power production we need to educate people about these systems more and govt also encourage people to use more solar panels for generating green energy. thanks for sharing this blog with us
Can Community-Scale Solar Become the Model T of Clean Energy? - Hortense vitswamba
Great idea , hope other people will agree with you
ICT in the DRC: Challenges, Solutions and Opportunity - Gracia Sawa Sawa
To every good work deserves a very good compliment. Mr. Professor Vitswamba pap yourself on your back and say I did a very good job . You took your time, attention and consideration to write about our Country’s reality. I am sure with people like you who are trying to improve and fight for their hap...
ICT in the DRC: Challenges, Solutions and Opportunity - Olivier
This article summarises the current state of DRC
ICT in the DRC: Challenges, Solutions and Opportunity - Florence
The content is good and useful.Requestion for sample drafts that can ive a guide to come up with a proposal. Thanks Susan - Uganda f
How to write a proposal for development work in your community - Jonghyeon Lee
the last picture that the man holding fish is that fish is Salmon??
How to Build a Vertical Aquaponic System - Keith H. Burgess
Are these pumps available in Australia. Thank you. Regards, Keith.
Pedal Powered Irrigation Pump - aNTASh.NAJIB
Very impressive. Sustainable designs at its best
Old Fused With New: Sustainable Architecture Where It Is Most Needed - Rob Goodier
Thanks, bringing it up with site admins
Everyday Transportation Around the World - Rob Goodier
Hi Peter, sounds interesting. Note that this news article is about a Greenpeace contest that took place a couple of years ago. Comments you leave here will not go to anyone at Greenpeace, so if you'd like to get in touch I'd suggest emailing them. Or better yet, look for a current contest and enter...
15 concepts to replace diesel-powered water pumps on Indian farms - Gwyndaf Jones
Website problem: The heart shape button under the phrase "Like it so we can provide you more relevant content" responded with "nope" when I tried to like it.
Everyday Transportation Around the World - Trilok Jani
Serve people's is service of God
Ten low-cost ways to treat water - Peter Sharp
I have the cheapest solution of all. It's called the Bird Windmill. It costs almost nothing and can be just tied together. If Greenpeace wants the solution to providing poor Indian farmers with water pumping, this is it, as long as they have some regular wind. . It is designed for that purpose. It i...
15 concepts to replace diesel-powered water pumps on Indian farms - sahista bukhaari
i want a good computer enginear
10 Great Sites for a Free Online Education - Belinda Chung
Really appreciated the low cost water filtration overview. I think this can become a passion of mine with certain addition I can see a business which has global applications.
Ten low-cost ways to treat water - Sandeep Mangotra
Hi Looking for a Baobob Powder / Seed Perpetrator and Oil Making Machine so plz contact me on my Mail Id mangotra.sandeep@gmail.com Want to use in Nigeria My GSM No - +234 8079843774
A new mechanical grinder processes baobab fruit in Benin - manas
Hello Rob God bless you. Always
How to Build a Compressed Earth Block Home - Bruce Southerland
Where is the tunnelling info?
Five Questions with Jon Hurt, Tunneling Engineer with Arup and EWB-USA - Ryan
Way to rip the bandaid off on that discussion. As a so-called "Sustainability Professional" I appreciate this accurate and sobering assessment of the world's condition. In my darkest moments, it is that future that I fear, and I hold hope that we avert serious disaster - but these are all the views...
Let's stop using the word "sustainability" - TERRONI
Bonjour, belle initiative, j'ai d'ailleurs acheté un bracelet. Dans un premier temps, il faut bien sûr nettoyer. Mais cela ne suffit pas à réduire le nombre de déchets. Pourquoi ne pas en jeter, puisqu'ils sont récupérés ? C'est ce que pourraient penser les pollueurs. Aussi parallèlement, faites vou...
Can a bracelet craze clean our oceans? - ian
HI great concept..may i ask what kind of material you use at picture 9..where you seed the plants in this material and put in the holes, i dont even understand how burlaps will be installed, will it be inserted troughout the whole lenght of pipe or just at the holes?
How to Build a Vertical Aquaponic System - Five Questions with Jon Hurt, Tunneling Engineer with Arup and EWB-USA - Sustainable North Florida
[…] Tunnel Practice in the Americas and coordinates the philanthropic program for the region. E4C asked Jon Hurt five […]
Who We Are - Rob Goodier
Hi Godfrey, I suggest that you get in touch with the African Robotics Network. They have a website and a google group with a newsletter. For more on their work, see our article, Build Your Own Robot Affordably. Good luck!
Build Your Own Robot Affordably - Godfrey gachomo
hey my is godfrey from kenya.i am so interested to understand how robots work and how to make one.in my country such technology has not be discovered..we can make good money if we work together.i need your help
Build Your Own Robot Affordably - Dean blevins
I would like a copy of that file
Tools You Can Build From Recycled Parts - minon
thank you so much.very useful information.
Ten low-cost ways to treat water - B PANDIT
I am based in Tanzania and interested in baobab powder and oil processing machinery.please advice if you can assist
A new mechanical grinder processes baobab fruit in Benin - Rob Goodier
Recordings of the webinars are available to view as videos often within one week of the presentation. This video is not up, yet, but it should be up by next week. You can look for it here: https://www.engineeringforchange.org/webinar/how-cities-are-managing-their-transportation-growing-pains/. Thank...
How Cities Are Managing Their Transportation Growing Pains - prakash
i want to study more about solar energy .
Can Community-Scale Solar Become the Model T of Clean Energy? - karunachintya
Is it possible to listen to the content even after the date of presentation ? If so please kindly provide the link.
How Cities Are Managing Their Transportation Growing Pains - pacewisdom
Great! Thanks for sharing.
10 Great Sites for a Free Online Education - George sizoomu
clean cook stoves production in uganda.
What Is Impeding the Growth of Improved Cookstove Companies? [A Research Brief] - Dale weber
Well executed guidance for general audiences. Really good use of visuals - examples of issues and severity scale.
A Visual Inspection Guide to Detect Faulty Solar Products - Solomon Girma kassa
I want lo learn about power engineering
10 Great Sites for a Free Online Education - Saidu OSMAN CONTEH
Hi, u am Saidu OSMAN Conteh fringe Sierra Leone. I would really want to help me write a project proposal for a school toilet facility
How to write a proposal for development work in your community - bonface
nice deal,how can kenya benefit too
How Cities Are Managing Their Transportation Growing Pains - Charles Martin
Excellent article!! And luckily, it looks like you have a lot more relevant info. I have 21 acres in high mountain desert that every drop of water is more precious than gold
Improving Farms in the Worlds Drylands, Part 1: Ancient Methods and Lowest-Cost Technology - sundar
renewable emergy working in both day and night ..............any project idea ......contact number:7418682432
Challenge: Make a solar cooker that works at night - LIVINGSTONE LOHIA
I very highly appreciate this method of using human waste and turning into something useful. I think it must be applied in India very specially in villages where people go out in the fields for sanitation and pollute the land. I wish toilets are made in villages where all the villagers could go for...
10 Ways to Put Human Waste to Use - Chandra khadka
I am currently doing a project on low-cost housing in hilly regions of Nepal and this article has provided me with a great insight on utilization of local resources. Thank you.
How to Build a Compressed Earth Block Home - Junaid
Very good work
How Cities Are Managing Their Transportation Growing Pains - eugene konen
i don' know if i can be any help but after a bad back dislocation, i download information of this type i have about 140,000 books downloaded if interested and you have someone in the denver area who would like a dump let me know.
Tools You Can Build From Recycled Parts - What Is Shy Bladder Syndrome
we enjoy what you guys have posted here. dont stop the super work!
10 Ways to Put Human Waste to Use Google The info talked about inside the report are a number of the most beneficial accessible.
Future-proofing Water Systems in Developing Countries: A Q&A with Susan Davis- Gibson Sosanika
Thank you for the piece of information on how to write better during proposal writing. I need more news feeds on this area. Best Regards,
How to write a proposal for development work in your community - Mohd sharique
Yes I am a member of this group.
Practical tips to distribute and scale your technology - 3d printing for education
What a great blog.When it comes to 3D printing, there are ways in which the technology can be employed. Keep writing such stuff.
3D Printing with E-Waste: Five Questions for Roy Ombatti - valluva10
A wonderful creation you guys have made. It is necessarily to be updated from importing costly sanitary napkins to a hand made simple, hygienic and very much helpful for the needy.
Round Two: Banana-fiber sanitary pads need curves and wings - RJ.LOCKARD
Do you have an update on equipment for making sanitary towels from banana materials?
Round Two: Banana-fiber sanitary pads need curves and wings - pvanbeers
Good article. Some additional info about the above mentioned "BlueZone" approach for low-cost, regional Public Water Supply. The basic idea is that Community handpumps (for 100 to 1.000 people) are installed and maintained by a regional operating organization, using the reliable Dutch BluePump. Data...
Six practical ideas to reach Sustainable Development Goal Six (SDG6): Safe Water Access - gachiemartin27
I like this innovative thinking,thank you E4C
Communities learn to build low-cost schools made from plastic bottles - dawn
Do you have any information regarding the costing of rammed earth building . Eg ball park figure for a two story building that consists of 3 large sized rooms plus male , female and disabled bathrooms upper and lower levels?
How to Build a Compressed Earth Block Home - Cheap Primary care provider in Kent
Cheap Primary care provider in Kent [...]Here are a number of the web-sites we suggest for our visitors[...]
10 Great Sites for a Free Online Education - gachiemartin27
Great article for Global affordable housing solution & this is where my passion lies how ican assist thousand of Kenyans who in need of affordable housing solution,iwish ican get potential partners.
A new digital tool takes the guesswork out of making compressed earth blocks for construction - Rob Goodier
Thanks, just added you to the list.
Tools You Can Build From Recycled Parts - attaurrehman01234
Amazing! I am from Pakistan and its a big agricultural country. If Agropestalert is so effective and cheap then a lot of farmers will get benefit of this.
Artificially intelligent traps alert farmers of insect invasions - Keith MacNeil
excellent website please put me on your email list
Tools You Can Build From Recycled Parts - VRDAHAKE
Quite interesting
Artificially intelligent traps alert farmers of insect invasions - gachiemartin27
Thank you very much Rob,you really inspire me &am one of your great follower,let me thank God because engineering for change is one of blessings of 2017 because its inline with my dreams & that's why I can't wait to start EGD online course.
Introduction to Engineering for Global Development: E4C’s new online course prepares newcomers to the practice Google The time to study or go to the subject material or web-sites we have linked to below.
10 Great Sites for a Free Online EducationGoogle Check beneath, are some entirely unrelated websites to ours, even so, they may be most trustworthy sources that we use.
Global development engineering in America: How technology is easing poverty on Native American reservations- Varatharajn
- palashpaul1971
- imtiaza857
- neha
thank you for sharing 10 top education list well done i hope please keep on sharing like this information.
10 Great Sites for a Free Online Education - Vivek Patil
You can know more about the 'Vaayu-mitra' community or their product 'Vaayu' by accessing this link: https://vaayu-mitra.com
The Solution Is in Biology: A Startup Takes Biogas to the Kitchen - Rob Goodier
E4C offers this free online training in the principles of engineering for global development. Completion awards 1 CEU for continuing education for engineers. Find it here: https://www.engineeringforchange.org/what-we-do/intro-to-egd/. Good luck!
10 Great Sites for a Free Online Education - gholamreza
dear all i am interested in coures and qualification by ASME. please help and inform me. best regard gh.r.dayyani
10 Great Sites for a Free Online Education - aqil.alajmi95
Really it is useful article. I like it thanks for your efforts.
Drones and other robotics for social good: Five questions with Andrew Schroeder Google Usually posts some extremely interesting stuff like this. If you are new to this site.
10 Great Sites for a Free Online Education- Akintunde Lawal
Patent has been granted for the Greenhouse Solar Cooker (NG/P/2016/426...see attached diagram) by the Nigeria Patent Office....This solar cooker comprises mainly of a parabolic borosilicate glass boiwl that is similar to the Alorno Borosilicate glass bowl (https://www.amazon.in/Alorno-Borosilicate-G...
10 Solar Cookers That Work at Night - gargrohan23
A good going Wanna work with you To learn and to show it's effectiveness
The Role of Robotics in Global Development - Morakinyo Johnson
We would like to re- sell these pumps in Nigeria advise me
Bicycle-Powered Irrigation Pump - arunmaruti
- bpn.ioe069
Really very usefull for me like practing engineer..
How Building Footbridges Can Improve Rural Economies - BALWANTSINHRATHOD1995
I am like this idea and always develops my engineer skill by your invetion thank you so much for new ideas
The versatile AgRover is like the Swiss Army knife of African farm trucks - BALWANTSINHRATHOD1995
So great idea and help ful for improve work speed
The versatile AgRover is like the Swiss Army knife of African farm trucks - BALWANTSINHRATHOD1995
I alwayas try to invention new product but many economical and raw material problem so i don't COMPLETE my dream please EGD give me one chanse in your organization.My dream help people and complete my engineering idea and try easy world always so please give me volunteer post in your organization.
Introduction to Engineering for Global Development: E4C’s new online course prepares newcomers to the practice - gauthammailid
Really a good piece of work, the contribution to the developing nation on it basic needs without affecting the environment it would save them the resource in re creation process. I'm glad to work with the team in the deployment of off grid area power source development project.
A Toolkit to Identify Sustainable, Market-Based Energy Solutions in Off-Grid Areas - lpnhantdsl
I also subscribe to this conference, but not sure whether or not to attend because my internet is too poor Solution for off-grid energy, efficiency sustainable, already have I sent the design, at the International Exhibition for People with Disabilities 7 - 9 November 2017 , watch at this Conference...
E4C Virtual Salon: Innovation in Microgrids - lpnhantdsl
Day conference, internet area I could not enter , I have the perfect solution for off grid energy . 24/24 hour non-stop activities ,unfortunately, does not reach you
Innovation in Microgrids - harith777285112
Hi my Name is Harith from Yemen now days we do not have electricity in all the country because of the war we have complet blackout . So we are working in lighting homes with solar panels and also we are installing street lighting solar LED panels .
Innovation in Microgrids - luqman khan
sir my request is civil diploma is learning so plz comment
10 Great Sites for a Free Online Education - jaberamatogoro
I am happy to join this initiative and bring local impact in my community
Innovation in Microgrids - mugiri amando
well, a lot has been done but more also should be done especially in developing countries where most people are poor and ignorant. am developing a solar water treatment system which could be affordadable to most ugandans who are facing a problem of waterborne diseases
Ten low-cost ways to treat water - energy4all@q.com
Hello. My name is Jessee McBroom. I have been working in the Clean Energy Field as an inventor and engineer on zero emissions systems and fuels for over 10 years now.
Innovation in Microgrids - Bruce Grulke
Bruce Grulke bgsolarweb@gmail.com
Innovation in Microgrids - M M ANSARI
Want to know details 10 KW solar power plant.
As Costs Fall, Designers Take a New Look at Solar Irrigation - Michael roberts
I do not understand where the biofilter is in this design. There is no river rock just the burlock. Please can you clarify. Other than that it seems a great idea
How to Build a Vertical Aquaponic System - Drinking Clean Water May Help You Avoid The Dangers Of Tap Water – Best Life Daily
[…] https://www.engineeringforchange.org/ten-low-cost-ways-to-treat-water/ […]
Ten low-cost ways to treat water - Isabel
What do you recommend for the crisis in Puerto Rico?
The best appropriate technology DIY plans - deveerv
I am am happy to be a part of this great team
Assistive Devices in Low-Income Countries: Adaptability and Recent Innovations - Manny
Please forward the manufacture and model/part number of the white 4-in. diameter PVC. I have looked for PVC that is ribbed and cannot find supplier. Thanks.
How to Build a Vertical Aquaponic System - Michael lozinski
I am interested on duplicating your bicycle that will pump a well pump, do you have plans made up already ? are they accessible ?
Bicycle-Powered Irrigation Pump - Dr jamali ayaz
I want get this port ultrasound in your mobil phone
Ultrasound is Now on Smart Phones - Engineering for Change - Saurabh
PlZ send me details
Reinvented Toilets Take on a Lack of Sanitation Access with Internet Connectivity and Waste Processing - Mac John
I have tried. Loctite, Plus Gas, Freeze, WD 40 , WD 40 SPecialist Blue Works, WD 40, Fast Release specialist , PB Blaster, BG In force, Bilt Hamber Ferrasol, Liquid Wrench, Kano, Lidil own brand, Aldi Own brand, Halfords, Shock Release, 3-in 1, Sea Foam Deep Creep, Wurth Rost Off, Wurth Rost off Ice...
How to Make Penetrating Oil - Zahid Iqbal
Respected SIR/Madam, I have keen interest in chemical engineering but I don't know what to do or what to select. Your cooperation in this regard will be highly appreciated. I am a graduate and I have no problem about learning and understanding anything. Regards
10 Great Sites for a Free Online Education - Makitalena Tuimasiala
This is one of our assignment for the ED 192 ,that we should write one of the project proposal based on one of the specific needs of school community. So I need alot to do but how could I get my information..
How to write a proposal for development work in your community - Frank Bergh
This is an outstanding resource, I intend to share it with colleagues at Engineers Without Borders USA. We have an emphasis on in-country sourcing to support local vendors and create linkages to technicians and access to spare parts. This guide to local equipment inspection and quality assurance is...
A Visual Inspection Guide to Detect Faulty Solar Products - Nasser
I liked it very much though the final pictures could have a very powerful message. I am searching of how to keep the fish, vegetations and flowers indoors/outdoors. Thanks
How to Build a Vertical Aquaponic System - | MAREA
[…] Professionals (LVP) chapter of Engineers Without Borders USA (EWB-USA) is partnering with the Centennial Secondary School (CSS) in the village of Mattru Jong, Sierra Leone. The school was ransacked and occupied by rebels […]
Engineers rebuild a war-damaged school in Sierra Leone - mitra
If standards are important in a field, they need to be read and agreed to. As we learned long ago on the internet, an open standards process is essential to people actually following them. Unfortunately the IEEE (and IEC) still publish their standards behind expensive paywalls. At a conference of 20...
The Next Generation of Standards - Sylvie
thank you so much..so helpful!
How to write a proposal for development work in your community - Raian
Hello. I am studying a project of production the building materials mixed with polyurethane plastic (foam) that the represente raw material in production. I want to get information about your product and inform you that the process of production is limited to smelting and melting the plastic under t...
How can rural villages manage mountains of empty plastic bottles? - Juma benjamin(bads-hons)
Hi, i am Juma Benjamin from south sudan, i wuld like your help on how i can generate community development project that would target the youths by empowering them in skills and sustainability that can stop their mind set from arms and cattle raiding activities, thanks.
How to write a proposal for development work in your community - Hanna awais
I am living in Jordan were we have a lot of sun and lack of water. I would like to install an aquaponics system in my balcony. To grow my organics vegetables to avoid buying the commercial harmful vegetables in the local market. The majority of people here live in apartments with no access to normal...
How to Build a Vertical Aquaponic System - Frode Liland
A great article!
What to Do When FDA Approval Doesn't Mean a Medical Device Is Safe - byukusenge gabriel
never give up on what you want
Tweet roundup - Fred Zitithera phiri
This is what all grassroots organisations need.It answers all the questions asked by donors during their monitoring visits to communities. Thank you.
How to write a proposal for development work in your community - Director of a GLOBAL Network
Well I now know what to do if our paths ever cross. This perception of a personal network as hollow mechanistic process fillled out a spreadsheet is both shallow in the extreme and career-limiting. The heart of your personal network should be a genuine interest in other people; sufficient self-estee...
How to network your way into a new job - vijay
It is a nice device,can i get the address of the institue or of the students those who have developed it and it should be low cost.Thanks !
A “solar hooter” protects southern Indian farms from animal raids - vijay
It is the best system to control the pest at an early stage and can avoid the losses and it will help for organic farming, but it should be cost effective means the indian farmers should afford it.
Artificially intelligent traps alert farmers of insect invasions - Heather
These devices are so helpful for any developing countries who have no way to determine if their water is safe to drink. Thanks for sharing!
Wanted: An easy test for bacteria in drinking water - aggy
Wawouh this is so interesting am a prosthetist also here in Rwanda but I wish to know how u print the prosthetisis we wish to do it here in FabLab
Nia's 3D-Printed Prosthetic Limbs Cut Costs and Production Time - Bharath
Robots asisting others and n the field of medicine will suit more apt
Three Ways Robots Could Improve Infrastructure in Developing Countries - roanne
this is a great job, incredibly professional . good job guys and God bless all of you
Ten technologies to manage a crowding world - Okilan Joseph Patrick
Hi Please I am impressed with your innovation . I want to buy that machine give me the cost and location where I can get you . I Will be so grateful to receive your kind response Okilan Joseph Patrick
Sisal Twine Manufacturing Machines - Using open source hardware in scientific experiments – a collaborative initiative between Materials Characterization and HardwareX | WARFAREWEB.COM
[…] source and ‘homemade’ hardware (for a definition of this type of hardware, please visit here: https://www.engineeringforchange.org/buckle-up-for-fast-tracked-science-thanks-to-open-source-hardwa…) to Materials Characterization. In parallel, they will submit a hardware paper to Hardwa...
Buckle up for fast-tracked science thanks to open-source hardware - Josh Kearns
Here is a video with some info that hopefully helps....https://vimeo.com/38501679
How to make a biochar gasifier - Sal
Do you have any videos of the process of using the gasifier? I cannot tell from the description in the article how exactly it happens. It sounds like you pack the reactor (bottom) full of carbonaceous material, but do you light that material or some other combustible in the crown (upper). Also, if c...
How to make a biochar gasifier - nishanth
where is engineering mechanics course
10 Great Sites for a Free Online Education - Rob Goodier
Please contact the researchers for more information. Their lab's website is linked in the article. Thanks for your interest!
A solar thermal aerator prototype could improve aquaculture in developing countries - Mike
I’m surprised you didn’t mention http://paperity.org/ In my opinion it's also a good source of knowledge and very interesting articles about plenty of topics.
10 Great Sites for a Free Online Education - nneka
The article was not useful. What was the depth of water, technical design of the aerator etc.inadquate information? One can not make an inform decision on its workability.
A solar thermal aerator prototype could improve aquaculture in developing countries - Takuwa Mercy
How does some one get false hope
Ultrasound is Now on Smart Phones - Engineering for Change - Alloy Steel P91 Pipes And Tubes
PVC pipe and chlorine- Cheap and lasting water treatment in Nicaragua Its seems to be really cheap when i read your article. Good Job.
PVC pipe and chlorine: Cheap and lasting water treatment in Nicaragua - Marie claire NIshimwe
I like this article so much. We girls needs sanitary pads for low cost especially in developing countries ,not only pads we need also some education on menstruation . All the thanks is for SHE which helps Rwandan students to affords sanitary pads easily. Thanks to the writer and publisher of this ar...
Sanitary pads for underserved populations – two common approaches - JOHN bURTNESS
Riley, Wow - your journey is incredibly inspiring! Thanks for sharing what you are learning with such eloquence. John
Surrendering control, improving outcomes: Learning an engineering of accompaniment - Ashley Turns
Thank you for mentioning that just by using a bucket, clay, and sawdust, you can actually filter out dirt and other microbes. My husband and I have been wondering whether we should get our water treated and if so how. Though your ceramic filter can catch disease-causing microbes easily, we will prob...
Ten low-cost ways to treat water - Mahmood Majeed
Iraq, Basra, Hamdan Industrial area Ashar, P.o.B 475
10 Solar Cookers That Work at Night - ajith kumar
its superb
10 Great Sites for a Free Online Education - Copper Pipes And Tubes Exporter
Thankyou For the Article . Its Really Helpful.
PVC pipe and chlorine: Cheap and lasting water treatment in Nicaragua - Susan Davis
Dear Henk - thank you so much for your thoughts on how to get the marketing of point of use water treatment right and these excellent resources. Susan
Why companies should not sell or give technology intended for individual and household use to NGOs - RAJAT KUMAR MUKHOPADHYAY
It is most fantastic and sky is the limit if we can market this knowledge and product specially in Asian Countries. I am willing to join the group with my 40 years experience in marketing in energy sector.
Packable solar picnic grills subsidize sales in underserved communities - RAJAT KUMAR MUKHOPADHYAY
It is fantastic. I am very much willing to join team to work and make it most successful event.
A Toolkit to Identify Sustainable, Market-Based Energy Solutions in Off-Grid Areas - Henk Holtslag
Dear Susan Thanks for this interesting article. You say that Companies should not give or sell household technologies to NGOs and many would agree, but what could be the role of NGOs to reach the Bottom billion, the poorest? Until everyone has safely managed water supply, HWTS (Household Water Treat...
Why companies should not sell or give technology intended for individual and household use to NGOs - MUKul mani singh
Plants of cleaning dirty water should be mounted in drainage systems and after filtration the filtered water should be left in rivers. The extracted
10 Ways to Put Human Waste to Use - MUKul mani singh
Wastage should be used fully and should be recycled and used. We use our less valuable things first and after that we use our more valuable things. We save our more valuable things. Wastage are lesser valuable and so it is used totally. It is found free and daily. If we use them we will save our val...
10 Ways to Put Human Waste to Use - Sackgärten in Kenia - Mach dein Leben grüner
Selbstverständlich können die Sackgärten auch hierzulande genutzt werden. Auf dem Balkon oder der Terrasse sind sie nicht nur ein Hingucker, sondern bieten die Möglichkeit Gemüse und Kräuter stets frisch und griffbereit zu haben. Eine Anleitung (auf Englisch) findest du hier
How to make a sack garden - siakhile ngomane
WHAT ARE THE LEVEL REQUIREMENT NEEDED TO APPLY FOR ENGINERING SPECIAL ELECTRICAL
10 Great Sites for a Free Online Education - Prakash tekade
I am interested in knowing about a simple water pump which can be used to lift water from a flowing canal without using electricity or diesel to irrigate land near the canal situated at some height from the level of water in canal.I would like to discuss this with u and the ur experts if you are int...
Ten low-tech ways to irrigate crops - Dawuk fwangshak yohanna
A study in to energy gap in a super conductors
10 Great Sites for a Free Online Education - ANWER KADRI
I M FROM INDIA , ACT SOCIAL WELFARE SECTOR IN NAME OF STYLE - HMSAH . LOOKING GRANT FUND FOR HUMANITARIAN HEALTH [ 1000 BED HOSPITAL ] & EDUCATION PROJECT $ 100 MILLION UNITED STATE DOLLAR -- INR 500 CRORES ABOVE . EMAIL - hmsah4u@gmail.com FOR MORE INFORMATION --- VOICE CALL & WHATSAPP + 91...
Humanitarian technology development grants roundup - raaz
good stuff
10 Great Sites for a Free Online Education - Bosco Rangira
Iam interested in mordern faming by using illigation and terracing. I will be greatfull for your support and guidance.
Improving Farms in the Worlds Drylands, Part 1: Ancient Methods and Lowest-Cost Technology - James karokola
It's supper please help me how to get training in aquaponic and supplies of tools required. Am in Tanzania 0755178790
How to Build a Vertical Aquaponic System - Kwabi abel oppong
This will be a very good solution to such a problem. But how do the various components work together to make it a success
A “solar hooter” protects southern Indian farms from animal raids - pankaj kumar chauhan
i am diploma holder
10 Great Sites for a Free Online Education - Shiv Kumar Singh
Dear friend. I really appreciate your effort.keep it up. I belongs to India. I works as a social worker for rural development. In rural side of India more than 90% Female are unable to use pads due to lack of money. I would like to know that how could I get the machine for providing them a low cost...
Sanitary Pads in Rwanda = Better Education and Better Pay - Akampwera Polly
Am Polly from Uganda. I love to conserve by mobilizing and training people living around our national parks in art and craft. As an artist and a service provider in these parks, I have proved that poaching is rampant. How can I help my country.
How to write a proposal for development work in your community - vikas.chawan
I suggest u to use EN-353 or phosphorus-bronze as a material for shaft. EN-353 has HRC:-56-58
Design support for charcoal extrusion process - John barrie
Hi- Has anyone thought about how asphalt is recycled at a high rate. One one modest sized project we recycled 13,000,000 lbs of asphalt into the pavement of a new structure. The problem we ran into was from some rubberized asphalt. When the mix of recycled asphalt and new aggregate are mixed togethe...
Roads Paved with Plastic Bottles: Making Use of an Ecological Threat - Robert ssebandeke
very good article, do you have the tech drawings with all the dimensions? would like to try it out in Uganda.
Field Report: The Redesign of a Modular Greenhouse in Mozambique - andrew
I m engineer at renewable energy at tanzania contry
Welcome to E4C's Research Fellows of 2017 - nicholas yieko
I am nicholas chw I need to write aproposal to our MP to built us an office in an hospital we are atouched to.please help.
How to write a proposal for development work in your community - Rob Goodier
I believe they will be available soon. They said they plan to ship the kickstarter units in August and they should be sold publicly after that. Check their site in the links above!
Packable solar picnic grills subsidize sales in underserved communities - ROBIN JOGHEE
WHERE CAN I GET ONE? IS IT ON THE MARKET YET? PLEASE LET ME KNOW THANK YOU
Packable solar picnic grills subsidize sales in underserved communities - Rob Goodier
There is no single organization that manufactures all of those things, so you will have to contact each manufacturer directly. I suggest googling their sites, or some of them are in our Solutions Library and you can find contact info there. For example, the Ayzh Clean Birth Kit: http://solutions.eng...
100 Under $100 catalogues technologies that improve women's lives in developing countries - Rob Goodier
That sounds like an interesting project and I'd suggest that you contact One Earth Designs directly through their site. Here's a link to their contact page: http://www.oneearthdesigns.org/contact-us/. Good luck!
Packable solar picnic grills subsidize sales in underserved communities - Rob Goodier
It's taken to a recycling center.
Can a bracelet craze clean our oceans? - neelima Jerath
we wish to set up a women technology park. Can we involve women to manufacture these and get some buy back help? Would you be willing to transfer the technology in India to improve livlihood of rural women?
Packable solar picnic grills subsidize sales in underserved communities - neelima Jerath
I visited your site by chance. We wish to set up a women technology park in Punjab, India to improve livelihood opportunities for rural women. I feel that the Clean Birth Kit, Solar Ear Technology and wheeled seeders are good technologies which can be promoted in the Park. Whereas women can prepare...
100 Under $100 catalogues technologies that improve women's lives in developing countries - Kathleen
What happens with the trash that's removed from the oceans?
Can a bracelet craze clean our oceans? - Viral Nomaly
In my free time, I always watch movies. I think its a perfect time to relax and enjoy the day. Never had the chance to watch this. I will add it to my movie to watch checklist. Thanks for letting us know!
Rafea' Documentary - Movie Review - Dylan Lunney
Hi Miftah, There actually exist commercially sold plastic BioSand Filters manufactured in the US. An important difference between that approach and ours is the community empowerment and longevity/sustainability that comes along with having filters that are built using 100% local materials, tools, an...
How to make a wooden mold for biosand water filters - gobiga
i would like to implement it around my village ...could you please send the technical details
A “solar hooter” protects southern Indian farms from animal raids - Rafael Aquino Jovellanos
B227 L15 PH2 Mabuhay City, Paliparan III, Dasmarinas City, Cavite
10 Great Sites for a Free Online Education - Kwame aboraa
Alright. I have churned out a few appropriate tech projects especially in the water sector - namely an innovative (clean) rain harvesting system, and spring development. I came up with these technologies while engaged as a lecturer and has not as yet set up any organisation to implement them on larg...
Building Materials and Methods: E4C’s Essential Online Resources for Professionals - ron davison
What about leveraging those 125 million with cell phones but not enough sanitation or clean drinking water to do the data backhaul for the sensor nodes? WIfi, bluetooth, NFC, as well as the cellular radio itself to the sensor and back, even outside of cell coverage, piggybacking the cell phone to ha...
The Internet of Broken Things - Anil Tadkod
We would like to connect with the team who can help us with "Wildnet Long Distance Wifi". Our state Uttarakhand in India is an hilly terrain and religious visiting terrain. We are looking for a communication solution in rural and hilly areas. Would like to discuss with you over a videocon meeting if...
How advances in long-distance Wi-Fi can connect rural areas cheaply - Aaron Cronkrite
this interests me very much. i would love to experiment with this tech.
Open-Source Cell Network Could Cut Costs - Rev. Christopher K. Mensah
We will be very grateful to partner you in Ghana. Our Organization is an NGO INTO AGRICULTURE AND HOUSING. We have read much about you in the appropriate technology magazine and we appreciate your activities to our satisfaction hence the need to work together.
Building Materials and Methods: E4C’s Essential Online Resources for Professionals - Rob Goodier
You can find them at 4Ocean's site here: https://4ocean.com/. Thanks for your interest!
Can a bracelet craze clean our oceans? - pugalenthi
Interested for agri
10 Great Sites for a Free Online Education - oliver madzima
The tech is ingenuos.im not quite sure does one size fit all or they are of different sizes.
How to Make a 3D-Printed Corn Sheller - hanna.terry
Question: I want to get a rubber mold of a real foot. Is there a good 3-D scanning product that can then be imported into a rubber mold?
How to make a 3D-printed mold for rubber prototypes - iris davenport
Where/how do you buy the bracelets?
Can a bracelet craze clean our oceans? - Power Boost 360 pills
I keep listening to the news lecture about getting boundless online grant applications so I have been looking around for the most excellent site to get one. Could you advise me please, where could i get some?
Introduction to Engineering for Global Development: E4C’s new online course prepares newcomers to the practice - Susan Davis
Hello Isaac and thank you so much for your kind words. I am not an expert in computerized information systems but you might learn from lessons described here http://programme.worldwaterweek.org/sites/default/files/20131219_ict_for_wash.pdf and RWSN is a great resource for documentation and connectio...
How to improve the adoption of innovative technology in developing countries - thejasrsranganath
Mam i have an idea on using of solar energy on agriculture field
As Costs Fall, Designers Take a New Look at Solar Irrigation - thejasrsranganath
Hai sir i have an idea that why cant we supply a biogas to the peoples as the normal gas cylinder?
Design for Individual or Community Ownership? - Martin Langley
What level,of power was produced by the speaker? Watts?
How a loudspeaker in a cookstove can power appliances and cut pollution - Yogesh Gurav
I want video lecture
10 Great Sites for a Free Online Education - ISAAC OSEI
The article and concept is so brilliant. Very much appreciate the the information provided. I will like to use in a different context. Specifically in creating a framework for adopting computerized information systems in developing countries such as Ghana. Any suggestions on ensuring it's translated...
How to improve the adoption of innovative technology in developing countries - reddymani777
Yaa.I like this idea where it is very helpful for the farmers.20% of the crops are destroyed by the animals ,this device ll be the sollution for this.
A “solar hooter” protects southern Indian farms from animal raids - Shamshuddin Ahmad Mukhiya
105/286 C,Sri nagar Opp Kesco & Police Station Chan Gunj Kanpur
Ten low-cost ways to treat water - judith merino
how to learn online?
10 Great Sites for a Free Online Education - albanesmolina
If possible I would also like to get the design to make them myself?
A “solar hooter” protects southern Indian farms from animal raids - veereshsy05
Nice to know about this device. I am interested to build for my own use in farm. Please can I get more about technical details. Thanks
A “solar hooter” protects southern Indian farms from animal raids - sajidchhipa81997
Is there any opportunities for Indian school students
Welcome to E4C's Fellows - Queen
This can make a differant to some one whos cluless like me but an example would make it more cleare.
How to write a proposal for development work in your community - Kingsley Murphy
Please kep me informed.
Makers wanted: Inventor of the Hydro-Electric Barrel calls for prototypes - aa
However, the solution can be accessed by any feature phones without advanced level of literacy. so it is perfect ICT solution for the Farmers...
Ethiopia's 8028 Hotline: Aiding farmers through text and interactive voice messages - Kwabi Abel Oppong
All these are nice and innovative ways to make life easier.But we must consider the environmental problems it'll pose and how to curb them.....Thank you
10 Ways to Put Human Waste to Use - anup.chakole
Hey This is a great initiative and a platform for those who want to make a change in the world. You people are working in the betterment of world and people. I also want to contribute to this thing and also participate in various activities. Your visions are same as mine , So lets come together and...
Welcome to E4C's Research Fellows of 2017 - Kendall Meade
I want to take this, turn the concentrator mirror at the front upside down, and use it to melt metal!
Solar Fire's beautiful concentrators: An open source secret - Kendall Meade
This is totally fucking awesome! I've got a thing up at https://hackaday.io/project/20591-sun-tracking-solar-steam-turbine to do something similar, but with a few different paradigms, and the idea is to compact all of this into a single-user makeable AND portable system. Ideally, I want it to be bot...
Solar Fire's beautiful concentrators: An open source secret - nari
It is really surprising that Dr. Rajvanshi will not show you this invention. It is an open source and all the information is available including the video on the water purifier site. www.nariphaltan.org/swp.pdf People from all over the world come to see this invention and sombody or the other in the...
Made in India: 10 life-changing Indian technologies - me
Ethiopian farmer with an iPhone! ehmmmm
Ethiopia's 8028 Hotline: Aiding farmers through text and interactive voice messages - santhosh.s
Hey hai am Santhosh.S , am very much intresred in Aquaponics and am from India . I want to use this method in Native place , So suggest me some of your technics as much as possible.
How to Build a Vertical Aquaponic System - bobby aimuawosa
i.want to be a computer engineering
10 Great Sites for a Free Online Education - PARHLAD SUTHAR
thanks buddy for share great info.
10 Great Sites for a Free Online Education - solar energy India
This usually means homeowners have to finance the cost of solar themselves, although there are often great $0-down loan options available.
Introduction to Engineering for Global Development: E4C’s new online course prepares newcomers to the practice - gilbert cameron
Just starting out a project in Tanzania. We have two qualified prosthetic technologists. Will be printing and evaluating some of the enable hand designs and comparing results with your report. I would be very interested in what others who are working in Africa have to say. With limited experience, I...
3D printed prostheses may not be practical in developing countries, yet - Carolina
Muchas gracias por comenzar a publicar en espanol!
C-Innova Demuestra la Creación de Alianzas Como un Movimiento de Base - tahir.iori
No dout the vehicle do it every thing like a tractor but actully my question about safety where is operator safety. In my opinion if your engineering made a cabin on it for operator he will also protected from heat and also from sands It just in my mind Tahir
The versatile AgRover is like the Swiss Army knife of African farm trucks - Gabriel B. Nuez
I want to know the knowledge.
A solar thermal aerator prototype could improve aquaculture in developing countries - Adylson da costa
- Michael Stover
I am working myself with drill machine from last 10 years. Have new model for more easier work ?
Tools You Can Build From Recycled Parts - Maxson Poloso
sample of project proposal for development work in communnity
How to write a proposal for development work in your community - moges mengesha
My name is MOGES MENGESHA from Ethiopia. l am 5th year electrical and computer engineering. l want to follow in related fields. thanks
10 Great Sites for a Free Online Education - Vishal
Weather pumping
10 Great Sites for a Free Online Education - Dakota
this is awesome thanks for the facts I am building my own at school for a project;):):););):):);):):);):):);):):);):):);):):);):):);):):);):):);):):);):):);):):);):):);):):);):):);):):);):):);):):);):):);):):);):):):):);):):)
10 Solar Cookers That Work at Night - John
One good website in the area of civil engineering is http://CivilEngineeringBible.com
10 Great Sites for a Free Online Education - Rob Goodier
Interesting about the microgardening. I'm going to send you an email.
Why technology alone will never provide sanitation for the poor - Rob Goodier
testing the capitals here what's up with this?
What’s in a name? The words we use for our field hint at what we value in our work - Rob Goodier
Hi Graham, besides the logistical comment I just made I also wanted to address the concern you raised here. I think it goes to the heart of a debate and a shift in global aid and development in which charity models are being supplanted by subsidized sales or even straight, capitalistic (unsubsidized...
Why technology alone will never provide sanitation for the poor - Rob Goodier
Hi Graham, thanks for commenting. I noticed that your post had some odd capitalization and I saw another commenter mention that there might be a bug in our commenting fields, so I took the liberty of editing your comment to give it normal capitalization. I assume that's what you intended (but of cou...
Why technology alone will never provide sanitation for the poor - Susan Davis
Riley -thanks for highlighting this important concept. I continue to see Prizes and attention given to technical solutions, and even simple ones (building latrines) are fraught with challenges. We looked for evidence of success over time and didn't find as much as we'd hoped. http://www.improveinter...
Why technology alone will never provide sanitation for the poor - Rob Goodier
Yeah, that's weird. I edited your previous comment to take out those capitals. I'll bring it up with IT. Thanks for saying something.
Why technology alone will never provide sanitation for the poor - biodesigndiy
I agreed with nearly everything said in this article until I got near to the end where mention is made of "successful businesses." What does this mean? I can only assume selling products to customers with real money! It cannot be for the poor! But there are sanitation techniques that could be introd...
Why technology alone will never provide sanitation for the poor - mascud ali
I would like this course after greeting and thanks how to learn this cour
10 Great Sites for a Free Online Education - Stephanie
There's some crazy random capitalization of words. the typing into the reply field is in all caps and I can't tell when I've weirdly capitalized something!
Why technology alone will never provide sanitation for the poor - Stephanie
I'm not against vertical gardens. I'm not against any technology, but I think it has to fit in context, and even better if it has a hand in improving social equality. I did my dissertation research on urban farming in Senegal and one of the things that the government was doing was supporting microga...
Why technology alone will never provide sanitation for the poor - Riley Mulhern
Thanks for sharing stephanie... I enjoyed your extension of these same ideas into your field...
Why technology alone will never provide sanitation for the poor - Rob Goodier
Thanks for sharing this. You make an interesting comparison with food systems. Does that mean that you're not a fan of concepts like vertical gardens for improving urban diets?
Why technology alone will never provide sanitation for the poor - Stephanie
Hi. I enjoyed your article and reblogged it, with a few of my own observations. Per your guidance in the comments, I've cited you on that Page, and am leaving the link here, as well. http://www.foodnoodle.social/2017/04/reblog-why-technology-alone-will-never.html
Why technology alone will never provide sanitation for the poor - rahul_bhopallnct
Need a job in solar energy
As Costs Fall, Designers Take a New Look at Solar Irrigation - susan
the ALMIGHTY susan approves (that's me)
Ten great emergency shelter designs - susan
gregapproves
Ten great emergency shelter designs - greg
gregapproves
Ten great emergency shelter designs - greg
- Rob Goodier
You can become a member by signing up at this link (it's free): https://www.engineeringforchange.org/sign-up/ .
10 Great Sites for a Free Online Education - Andrew ibhagbemien
How do I join...
10 Great Sites for a Free Online Education - Mustafa Mune
My name is Mustafa Mune from Ethiopia. l have completed BSc.degree in civil engineering. l want to follow MSc.in related fields.
10 Great Sites for a Free Online Education - yohannes
I wanna to be trained on Civil engineering courses.
10 Great Sites for a Free Online Education - dr Keshav Mohan
Good idea. well demonstrated. thanks.
How to Build a Vertical Aquaponic System - NECIAS
010 Quirino Street, Tondo, Manila, Philippines
How to define a strategy focused on user needs and impact - stevemchadd
Hi Dave. The thought came from experience really, as an engineer who has worked in a number of very varied locations and countries over the years the logistics of undertaking remote repairs can be a problem, often its not physically possible to carry everything that is required and power supply is s...
The versatile AgRover is like the Swiss Army knife of African farm trucks - michael jaroya
I had written about this technology (IOT) in my website(http://talwork.net/introduction-to-the-internet-of-things). it is something i love and believe that it can change people's lives. i however have a problem, i am not seeing much education about the technology here in africa. i am a kenyan (and m...
How the Internet of Things Is Improving Lives and Livelihoods in Developing Countries - dwilson
Hi, Steve! Great question. We haven't actually attached a generator to it, but there is no reason you couldn't. It is a very simple attachment method so if you have a generator with a v-belt pulley, you can run it off of the engine. Thanks, - David, from MAPS
The versatile AgRover is like the Swiss Army knife of African farm trucks - anila tahir
such a informative and b etter techniques u provided
Ten low-cost ways to treat water - responsive design templates
Excellent site you have got here.. It's hard to find excellent writing like yours these days. I seriously appreciate individuals like you! Take care!!
Introduction to Engineering for Global Development: E4C’s new online course prepares newcomers to the practice - stevemchadd
Great concept Rob, I am a great believer in keeping it simple. Can you attach generators for welding and power to the PTO? Steve.
The versatile AgRover is like the Swiss Army knife of African farm trucks - Abhishek saha
Looking forward....
10 Great Sites for a Free Online Education - Han
Hi Riley, I have done translating and will put it up after I write down some of my thoughts related to your topic but about agriculture. I have a note for you: in your article you out Darwin and Spencer together as supporter for social Darwinism but Darwin was actually against it. He once said, "If...
Why technology alone will never provide sanitation for the poor - froen
i d love to hear about your proposals for your community. am also planning the same for my country kenya. :-)
How to write a proposal for development work in your community - Riley Mulhern
Thanks! Yes, please include author credit and a link back to the original publication in your blog. And please post a link here to your translated version!
Why technology alone will never provide sanitation for the poor - Han
Thanks for writing this! I really enjoy it. May I translate it into Chinese and put it on my blog?
Why technology alone will never provide sanitation for the poor - eNGINEERING FOR CHANGE
We are happy that you find it useful! ThANKS SO MUCH!
10 mThings Changing Lives in Developing Countries - NAdir khan
i want to learn how to modify Apps or software i would like if i get help by this webside and i got a kind response thanks
10 Great Sites for a Free Online Education - Sanjay govind kandare
Energy solar panels plant.
How to define a strategy focused on user needs and impact - manjit.singh
Information is very valuable.
Untreated Wastewater: A Growing Crisis and Its Solutions - shana
Hello Roy, I am the ED of a nonprofit organization who works with extraordinary NGOs in western Kenya. Is there a way we can get involved? We have just brought machinery into Kenya after completing a project in India making sanitary pads out of water hyacinth an invasive species and other agricultur...
3D Printing with E-Waste: Five Questions for Roy Ombatti - anguvika
Do you have internship programs for postgraduate students?
Welcome to E4C's Fellows - Miftah
It is good.but why not use a plastic pipe which will save all the trouble of casting. BESIDES the weight would be less and removal of top layer of sand,after clogging, would be easy.
How to make a wooden mold for biosand water filters - Michael Oghia
excellent article, and great to see such a positive INITIATIVE adding to the good work already being done in this sector.
1 World Connected: Bridging the Data Divide to Connect the Unconnected - Eric Sandoval
These and many other inventions can change the world. If even a fraction were used , it could greatly improve our world. What if you scaled bACK ? uSE EVERY AND AND ALL GREEN INVENTION? DESIGN AND BUILD A GREEN COMMUNITY. EVERYTHING FROM THE GROUND UP! FRESH WATER GENERATION AND STORAGE, RENEWABLE E...
10 Ways to Put Human Waste to Use - Rob Goodier
You can earn the equivalent of 10 Professional Development Hours awarded by IEEE upon completion.
Introduction to Engineering for Global Development: E4C’s new online course prepares newcomers to the practice - bILL nUNNEH
STILL WORKING ON A PROJECT FOR A COMMUNITY OF ABOUT 8000 PEOPLE TO USE A SINGLE WASTE DISPOSE....
10 Ways to Put Human Waste to Use - Jimmy Lim
Excellent innovative idea
A solar thermal aerator prototype could improve aquaculture in developing countries - ctaguta
Hi rob, This sounds interesting. is a certificate awarded after completion?
Introduction to Engineering for Global Development: E4C’s new online course prepares newcomers to the practice - stephaniem
Hi can you send the link to where the ppt can be saved from?
Professional Water Well Drilling in Africa: Incentives and Support - ERIC MOLEFE
SO THIS CHARGER CHARGE UP TO HOW MUCH WATTS
How to build a solar-powered USB charger for phones and other small devices - haftush weldegebreal
How to made Home equpments semply
What would hackerspaces for engineers look like in Africa? - Joe
Is there a way to make this work with smartphones and such. My battery states that power source is unstable.
How to build a solar-powered USB charger for phones and other small devices - saiyed naushad ali
Software devloping course online only
10 Great Sites for a Free Online Education - Joseph
Hi, i want to write proposal of building community hall to the investor. Can u please assist me with how to write it, Coz i really want to impress investors
How to write a proposal for development work in your community - Reid Harvey
Dear Engineers for change/ rob goodier, thanks for posting the information about our granulated ceramic filters, but please checkout in addition, the following wixsite. this is largely about the other urgent of ceramics in environmental health: environmentally responsible cook stoves; self explanato...
Packed particle bed filters: A simple solution for pure water - Dylan Lunney
Hi Stephanie, Thanks for the conversation! We’re a private foundation and our grant making looks very similar to the recommendations you make. Here's an article I wrote for Wash Funders about WASH organizations/solutions that are using creative problem solving to APPROACH the water crisis and beyond...
Charitable Foundations Have a Unique Opportunity to Change the WASH Sector - indrajeet mandal
Its a fantastic & motivating debate shown ,how to utilize a 'waste' into a usable sustenance of adaptation. So, where the PROBLEM exists…? Human Defecates provides Food-Ingredients to Insects like Ants/Bees/Birds/C’roches /Grasshoppers/Bugs/Fish/Dogs/Jackals etc…etc… It acts as Compost/Manure af...
10 Ways to Put Human Waste to Use - Kenneth NWABUDIKE
Sistema BIOBOLSA this your biogas can be marketed in Nigeria and the market will spread like VIRUS. Believe me. In NIGERIA, WE're suffering on the high cost of gas.
Case study: How an offline CRM helps a biogas business expand in Latin America - Shannon Smith
187 E. Camino De Diana
How to Build a Vertical Aquaponic System - simon mulungi
i am already a member but because of busy shady these days i have been not active and i have missed a lot as far engineering for change is concerns but what caught my eyes is the upgrading electronics with paper cards smooths the work to digitize medical records in rural uganda its very good innovat...
Upgrading electronics with paper cards smooths the work to digitize medical records in rural Uganda - Jesse T. Genevish, Jr.
Great information! I will try tomorrow. Only thing I wonder(For practical purposes - mine.) is how long the penetrating oils were allowed to soak into the nuts/bolts, prior to removal? For those who don't spend much time at grocery or drug stores, vegetable oil and acetone are available at many, cer...
How to Make Penetrating Oil - Williamjeaxy
There is a reason why society has changed so much in the last 60 years in most of the western world and that was an abundance of cheap energy and resources, quite a lot of this done on the back of third world citizens.
Sunblazer Solar Trailers could electrify 7 million homes by 2020 - TORNU FREDDY
I AM IN GHANA AND I HAVE THOUGHT OF HELPING MOST OF THE RURAL COMMUNITIES IN IT TRAINING. PLEASE CAN YOU GUIDE ME ON HOW TO DRAFT A PROPOSAL TO THE REGIONAL MINISTER AND OTHER ABOVE AUTHORITIES. THANK YOU
How to write a proposal for development work in your community - pcomet
Careful observation of energy, currency & carbon flow & waste disposal in prisons, monasteries, & "primitive" or isolated communities may yield dividends in understanding methods for the reversal of marginalization & unemployment Among those lacking education or opportunity.
For-Profit or Non-Profit... Is There a Third Way? - VANDAN
higher studies after mechanical engineering?
10 Great Sites for a Free Online Education - elaine
HI ABA, NOT SURE WHAT DETAILS YOU'RE LOOKING FOR, BUT REGARDING TAROWORKS, THE TOOL IS AVAILABLE IN OTHER LANGUAGES BOTH ON THE BACKEND DATABASE SIDE, AND ALSO ON THE MOBILE APP SIDE. HAPPY TO HELP IF YOU HAVE SPECIFIC QUESTIONS REGARDING TAROWORKS! -ELAINE
Case study: How an offline CRM helps a biogas business expand in Latin America - mia
dumdos every one of em'
Wanted: An easy test for bacteria in drinking water - pcomet
However I suspect it would do little harm to recycle the plastics, metals, glass & electronic waste, while using the bulk organic residue for fuel.
For-Profit or Non-Profit... Is There a Third Way? - pcomet
However using waste & sunshine as one's initial & primary resources effectively turns the modern world "upside down" with potentially disastrous results as it provides a destabilizing caveat to "laissez faire". laissez faire has worked very well these last 3 centuries & i am reluctant to...
For-Profit or Non-Profit... Is There a Third Way? - pcomet
In terms of the most successful contemporary societies, singapore & the island of penang, malaysia, come out well ahead of everyone else. However though these islands are entrepreneurial "hothouses", their economies are largely based on trade. I am not sure how well these models would translate...
For-Profit or Non-Profit... Is There a Third Way? - pcomet
Perhaps the most dynamic, innovatory systems involved trade between competing city states - Hellenistic city states, The Italian renaissance cities or between superpowers. controlled conflict may create the most innovation. however, as computerized technology now intrudes on almost every aspect of m...
For-Profit or Non-Profit... Is There a Third Way? - pcomet
i fULLY AGREE WITH YOUR PROPOSED SOLUTION OF COOPERATIVES. hOWEVER SPEAKING FROM A MORE eUROPEAN PERSPECTIVE, MANY OF THESE SOLUTIONS HAVE BEEN ALREADY IMPLEMENTED SINCE ANCIENT TIMES, THOUGH NOW LARGELY FORGOTTEN eXCEPT aMONG THE MENNONITES & AMISH OVER HERE. a WEAKNESS IN THE AMISH SYSTEM IS T...
For-Profit or Non-Profit... Is There a Third Way? - nirvana
Yes, I have ARRIVED AT the same CONCLUSION: empower communities to realize their wealth through COMMUNITY-OWned enterprise. FIRST up, mindset training that EMPOWERS AGENCY. Communities are poor to the extent they refuse agency, the outcome of oppression. When agency has an economic OUTLET, communiti...
For-Profit or Non-Profit... Is There a Third Way? - grant nielsen, ph.d.
I have seen in Africa and southeast asia the so-called benefits of Chinese investment. they provide all the material, all the manpower (except the most basic unskilled levels) and the transfer of technology to the local populace is nil. they have well over a billion mouths to feed at home, and aren'...
An Ambitious Railway Project Could Revitalize East Africa's Economy - Ryan
you can also use urine to make saltpeter for use in gunpowder
10 Ways to Put Human Waste to Use - Golam Mostofa
Please contact me. I am interested to learn and take this technology to our country thRough government or private sector. Or you may send me your contact information, i will call you or contact through email. My contact number: 281-253-4849 from Houston, Texas.
New open-source tools analyze sites for small hydropower generators - nalya
I like this. Also I think the best online computer science tutor is https://preply.com/en/skype/computer-tutors
10 Great Sites for a Free Online Education - Mohamed A.
if we add the blazing tube to one small solar panel and battery and S/controller and S/inverter same as solar street light. they can use at night with l/change at the d. I think.
Challenge: Make a solar cooker that works at night - james
i was just gonna cut a usb phone charger and the find a way to plug it directly in this will work great
How to build a solar-powered USB charger for phones and other small devices - Amol
Plz send details
Ultrasound is Now on Smart Phones - Engineering for Change - sarahasteve
THERE IS also AN UNDERGRADUATE PROGRAM IN INTERNATIONAL DEVELOPMENT FOR CIVIL ENGINEERS AT THE UNIVERSITY OF WESTERN ONTARIO IN LONDON, ONTARIO.
Global Development Academic Programs - suleman khan
i want infoabout that
How to prototype and test your design - Sanahal
I want to learn about mechanical and automobile.
How to prototype and test your design - Ahmad raza
I training for automobile future in job for out of country
10 Great Sites for a Free Online Education - laurovivo
Everyday learning.......
10 Great Sites for a Free Online Education - Sachinsurya
Hi I am learn something about engineerning
10 Great Sites for a Free Online Education - Eric Williams
Would like to schedule a call regarding new water & Power stations in rural regions in 150+ nations using fossil free energy and atmospheric water generators.
Ten technologies for rural water supplies - Baxter Abel
I had no idea that 3D printing had anything to do with prototyping. I also had no idea that there was such a thing as a 3D scanner and that it is important in prototyping. I've also heard that buying prototyping systems online is where you can find the best deals, I'll have to look more into it.
Tips and tools for rapid prototyping - victor marwa
Hello, I'm interesting on a decoricator machine that can produce one ton of sisal fibre per day.please call me on cell #+255742208032. Regards, Victor marwa
Sisal Twine Manufacturing Machines - Alan Read
I think the infirm, unable/disabled will be better catered for as there will be less traffic and congestion around if more people are using the skycycle.
London's SkyCycle: Imagining a World Without Cars - xander
i see many people are struggling with the concept of ratio... the way you figure that out is by figuring out the size of your fish tank. your fish tank will depict how many fish you can raise and that size would be able to tell you the amount of fish you can raise in that space. then it's abut 3-1 r...
How to Build a Vertical Aquaponic System - yovrajmalia
It is wonderful service in rural area with low cost and good service for weker section
A home-grown bike business rolls out emergency health care in Uganda - Mohammad
i do not understand the process of flowing of water,please help me.
How to Build a Vertical Aquaponic System - Glenn Chavez
Hi my name IS Glenn i do missions work in HAIti by nuilding churches and HOMES in an area called citi solie one of the worst and most dangerous place TO.Live in the western hemisphere. We have favor in that area and i am looking to teach the local people in the community to build thier own homes. I...
Five Questions with Jim Hallock - Dr qureshi
Hello, how are the old, infirm and unable/disabled, catered for?
London's SkyCycle: Imagining a World Without Cars - joaquin_cr
I wonder why they did not make the pillars, in front of the house, with the same blocks.
How to Build a Compressed Earth Block Home - ankit
I am working as a marketing head but planning to do PHD from good and reputed university.
10 Great Sites for a Free Online Education - sondinglen haokip
Every bit of universe is a set of system that has been already design with its own distinct characteristics and our duty is to utilised it
Practical steps to place people at the center of your research - David Draeger
How long do the panels cure before they can be lifted into place? In our application they would have to be cast at the worksite where there is very limited flat space to cast more than one or maybe two at a time.
Earthquake-resistant Homes in Haiti - Roy sios
Compliments.. This works. community demand based solutions.. keep up the flow #blessings
The case for open-source design in low-cost medical patient transport - Rob Goodier
Huh, interesting. Sounds like there might be more money in recycling these days...?
Recycling on Tricycles in Lagos: Five Questions with Bilikiss Adebiyi-Abiola - Gerald Katz
I live in a poor rural community in Southern California. We Had many people collecting scrap for recycling. First they used old shopping carts, then small carts pulled by bycicles. Now I see people using trikes with small gas engines cruising the area with nice little trailers.
Recycling on Tricycles in Lagos: Five Questions with Bilikiss Adebiyi-Abiola - Liz Kisenwether
congrats on the successful greenhouse redesign; The Penn State hese program and your ag engineering degree are powerful tools. Keep up the good work; khanjan metha will be proud!
Field Report: The Redesign of a Modular Greenhouse in Mozambique - fIAKUMAH kOFI
HI Nia Technologies , WONDERFUL , How can I be part of this wonderful project , i HAVE SOME iDEAS CAN i RUN IT BY YOU .
Nia's 3D-Printed Prosthetic Limbs Cut Costs and Production Time - Batakrishna Behera
I am from Jajpur,state-Odisha,Pin- 755001(india).people of the area about 60% are under poverty line.because want of pure drinking water many people specially children of the underpriviledged class suffer from serious diseases mostly of uncurable type.today i saw from "z"tv 2 delhi school girls dist...
How to successfully distribute water filters - mukeshrathodpalsud
- Aba Egitim
Is there any details about this subject in other languages?
Case study: How an offline CRM helps a biogas business expand in Latin America - frieder
how many blocks did you use for the construction of the house ?
How to Build a Compressed Earth Block Home - Muhammad faisal
hi.I WANT TO JOINT WITH U END LERAN ABOUT ENGINEERING I HAVE BECHLAR DEGREE OF CIVIL ENGINEERING
10 Great Sites for a Free Online Education - sagar
- Jane
I couldn't admire more the people who makes effort in making clean and safe water to drink available to everyone. Thank you for sharing this wonderful post. Cheers to a happy and healthy life!
Implementation and Monitoring of a Large Scale Water and Energy Program in Rwanda: DelAgua Health and Development Program - Guido
Not very useful, nor very well designed. You need to test all lubricants with all bolt sizes to have useful comparisons. All this test shows is (possibly) the optimal VO and acetone mix. But the ATF and acetone mix, which is a commonly used homemade penetrating oil, is not well represented. The norm...
How to Make Penetrating Oil - Sathya Krishnan
Can i read engineering in combination of electrical and computer science is there any department for it in tamil nadu
10 Great Sites for a Free Online Education - lokesh
I want best mechanical course to study and to get good job
10 Great Sites for a Free Online Education - Harmbe's not deas
Can I Use a vertical aquaponics system to grow a new harambe?
How to Build a Vertical Aquaponic System - toilet problems
Hi, I do consent your ideasyou've present on this post. Toilet problems are always nasty but you have to do, also the repair payment is not cheap. Sometimes I prefer to do the job by myself. Do you still have any other posts about this content?
10 Ways to Put Human Waste to Use - jefff charles
please call me as soon as possible i need an engineer asap in haiti , 561-427-8955 call me please. I like to talk about business with you i have a build to build i need to know price asap!!!!
Engineers and interpreters are needed in Haiti - Mohamed
Great magazine I was introduced to it by a colleague and I find it very useful
10 mThings Changing Lives in Developing Countries - Askar khan
I am askar khan from Pakistan kpk I am a mason the tiles and marbles. Etc
A new digital tool takes the guesswork out of making compressed earth blocks for construction - PAOLO BONELLI
iNTERESTING ARTICLE. I SUGGEST THAT IOT CAN BE AN OCCASION FOR IMPROVE LOCAL EXPERTISE IN DVC. MAKING SENSOR , APPLICATIONS AND LOW COST NETWORK CAN CONTRIBUTE TO RISE LOCAL TECH STATUP. tAKE INTO ACCOUNT THE LOCAL FABLAB.
How the Internet of Things Is Improving Lives and Livelihoods in Developing Countries - enibekeli
Hi the i am anthony bekeli eni looking at this situation is not good for our future even for life below water are not save. this is happening in my community everyday i have done everything possible to counsel this idea but it seems not working this a very good information here
Untreated Wastewater: A Growing Crisis and Its Solutions - SAURABH nainwal
MECHANICAL engineering
Practical steps to place people at the center of your research - mahak
Why have 2 drums, can't you pump water out from the same drum that is having fishes?
How to Build a Vertical Aquaponic System - hsachdev1960
I look forward to getting connected to arpit for using his invention for controlling pollution in delhi at a large scale.
A Hardware Entrepreneur in Delhi Turns Soot into Art with a Boost from E4C - gurjit singh
I like engineering for change
E4C investigates technologies that turn waste into energy - Mikul Shah
We would like to re-sell these pumps. kindly advise
Bicycle-Powered Irrigation Pump - Georgia B
It's so cool that there are so many options out there for irrigation pumps! I'm glad that there are options for people in poorer and more rural areas, that perhaps can't afford a mechanical pump. Having the ability to draw up water at will would really improve the ability to maintain good agricultur...
Ten low-tech ways to irrigate crops - PRADEEP
You can also try considering www.peezbowl.com, their website designed for primary school students. They have huge number of quiz questions, study materials and videos available for class 2 till class 8 students. ( i AM SORRY FOR CAPS, BUT I do not see an option to type in lower case)
10 Great Sites for a Free Online Education - Chetan
No age bar for somthing new learning
10 Great Sites for a Free Online Education - shamim
hello, i would like to ask chris whether their is a chance of parntership with you . as trust future uganda deals with ares of education, health and empowerment. thanks
Lessons Learned Running Mobile Clinics in Rural Uganda - Arun
hey, i am mechanical engineer i am searching some course who help in my field for GRADUATION and increment in SALARY.because yet not i am fiend my dream job so please help me i am really confused
10 Great Sites for a Free Online Education - emekaiyabo
- tommy_sanford2000
Although we all can agree that more environmentally sensitive materials should be promoted, not all can agree on the GUIDELINES that select one MATERIAL over another IN meeting that goal. Your list above lacks the most important consideration, what material(s) will result in meeting the greatest ENV...
Building Sustainably: Changing the Way We Look at Construction Materials - Puneet Kumar
I done btech in department of civil engineering in 2016
10 Great Sites for a Free Online Education - european cup 2016
Nicely put, Kudos!
What it takes to develop a prototype into a product - enock
i have to admit i have learnt alot from this article , as a second year mechnaical engineering student - i intend to go back to my home country and hopefully make my community a better place . i was wondering whether the ORGANIZATION does offer WORKING activities -where someone can actually take par...
Changing the Hydrophilanthropy Paradigm (How Well-Intentioned Engineers Can Get It Wrong) - What is the most efficient and low in cost waste water treatment for agriculture? - Quora
[…] Pls check the below link for some low cost ww treatment : https://www.engineeringforchange... […]
Ten low-cost ways to treat water - krishn kumar patel
Charging pin
How to build a solar-powered electronic circuit - Gert
Hi Any chance you manufacture these for South Africa? I know a community that could benefit from a few of these Love the design!
From the E4C community: Low-tech irrigation with the water-powered Current Pump - poop
you can use it to keep your toilet from flushing.lol
10 Ways to Put Human Waste to Use - John l fanberg
CAN you use the number one cylinder for your other foot and shift body weight from one foot to the other to increase its output without much more ?
Tools You Can Build From Recycled Parts - Peter Mirtitsch
Although the article is good, I have to say that I don't buy penetrating oil by the litre, which makes it a poor comparison. I have a small can of WD40 that I use, which is relatively cheap. It is more hassle and expense to get neat acetone outside of a lab (I spent over a quarter century in one) Fo...
How to Make Penetrating Oil - mahesh
from many days I was thinking of humane waste transform into gas ,as fertilizer ,etc . we can get free energy also ,what if we take a big step to get energy from human waste ,instead of using coal . because of this we will not pollute our rivers , it will help I many ways but we have to do more rese...
10 Ways to Put Human Waste to Use - PRADIP
I FERTILIZED THE MONEY PLANT IN MY HOUSE WITH THE URINE. I COLLECTED URINE IN A BOTTLE KEPT THE BOTTLE IN THE SUN FOR ONE MONTH. FOR IT. AND THEN DOSED IT WITH WATER. RESULT ARE GOOD. THE PLANT IS GROWING LIKE ANY THINNG
Urine is fertilizing crops and saving money in India - Bill Gordon
This webinar was creatively design with great graphics, but unfortunately the audio was terrible.
How to define a strategy focused on user needs and impact - car used colorado
Appreciate the recommendation. Lett me try iit out.
Future-proofing Water Systems in Developing Countries: A Q&A with Susan Davis - tommy_sanford2000
A quality steel form would cast perhaps 100,000 tanks, not 2. The advantages of a wood form are low cost, light, simple assembly using household tools and ease of repair. Wood is a lot less likely to be stolen for salvage/scrap as well. In the construction industry unprotected plywood forms are most...
How to make a wooden mold for biosand water filters - tommy_sanford2000
Too bad they did not talk to a carpenter before they designed their form. No REINFORCEMENT. I did not see them casting, but how is this concrete waterproofed? To get many re-uses of plywood forms you need to keep somethings in mind. The faster you strip the longer your form will last. Plywood is PER...
How to make a wooden mold for biosand water filters - Ashoka U October News U Can Use | Ashoka U
[…] Learn about how to design and deliver sustainable solutions with E4C’s new course! “Introduction to Engineering for Global Development” is a free, on-demand training resource for anyone interested in improving quality of life for underserved communities. Click here to learn mor...
Introduction to EGD - tommy_sanford2000
Compressed earth walls for those in poverty largely ignore that most in poverty are not without work and sitting idly all day. Compressed earth walls take a lot of time/labor to build, and require concrete a seen in the buttresses, post details, plastering and roof in the above mock up. Why bother w...
Workshops teach earthen block construction and land management for a sustainable future - tommy_sanford2000
Truly, truly great photos. There is simply so much to see. I like the casting done with chain saw cut lumber, the hammer and the scaffolding, it demonstrates how RESOURCE LESS these places are. Having lived in places like these pictured, your photos bring back nice and not so nice memories. Thanks f...
Architecture, Tools & People - tommy_sanford2000
How thin? From what i see it is simple post, beam and panel... no real change at all. Thin cast implies you are also using thin reinforcing elements, like wire in stucco. The key to casting thinly is supporting the wire inside the form, the key to reclaiming it's economy is casting the height of the...
Earthquake-resistant Homes in Haiti - raphael Owino Oriko
I need more info about working in our community, this was helpful but writing it to satisfaction needs your help Thank you
How to write a proposal for development work in your community - gagangj007
Engineers like to solve problems. If there are no problems handily available, they will create their own problems.
Potter’s guide to successful local manufacture - Purnima Patil
Plot no 85, Room no 862 Sector 22, Turbhe,Navi Mumbai.
10 Solar Cookers That Work at Night - fanna garra
simple steps on converting human waste to methane gas
10 Ways to Put Human Waste to Use - Paul Knerr
I am supplying capital funds to a shoe maker near Kitale, and would be interested in PArtnering with you to use your 3d printer to make simple shoes for children in that area who are infected with jiggers. your happy feet work caught my attention.
3D Printing with E-Waste: Five Questions for Roy Ombatti - saumya
dear friends of the above topic thank u 4 contributing the idea. still we are under privileged to get through the best method to utilize bio energy. we need further co ordination and help to produce electricity out of waste (urban). so we need further details.
E4C investigates technologies that turn waste into energy - gorthisarma
Do we have to dilute before using ? Of so what ratio ? Would like yo experiment before sharing !
Urine is fertilizing crops and saving money in India - WeLLY ENAS
I AM GOING TO TRY IT OUT ON MY FLOWER BED FIRST AND SEE THE RESULT THEN APPLY IT TO THE CROPS IN MY GARDEN. THANKS FOR THE INFORMATION. I WILL SHARE IT WITH MY PEOPLE WHO ARE FARMERS IN THE REMOTEST PARTS OF PAPUA NEW GUINEA.
Urine is fertilizing crops and saving money in India - Tom Decker
Brian, thanks for the insight. Biogas has the highest efficiency when used in domestic cooking and is most widely used in this setting to displace LPG or biomass use. Combustion in a modified generator works well for larger AD systems and is a great way to generate mechanical and electrical Power.
E4C investigates technologies that turn waste into energy - Tom Decker
Hi Henry. The technologies in this article are in varying stages of development and have service components and maintenance requirements that limit them from being "off the shelf". But full commercialization from the origins of the technology development to target markets require modification for en...
E4C investigates technologies that turn waste into energy - Slate Bauknight
Looking to rebuild aN eaRthQUake damaGed school/church iN montrouis, haiti
Earthquake-resistant Homes in Haiti - gnanu818
Dear friends, I am s.gnanaprakash.I am an automobile engineer.I have created a product to reduce air pollution in vehicles by reducing incomplete combustion in AN engine.I am looking to get international patent rights for my product.but,I don't know what is the procedure and where to apply to get in...
Intellectual Property: What Hardware Innovators Need to Know - azalea
awesome....
How to Build a Vertical Aquaponic System Thanks for sharing your thoughts about google.co.uk. Regards
Five Questions with Shashi Buluswar and Subarna Mitra, Institute for Transformative Technologies- Brian Mallalieu
Furthermore, consideration should be given in the use of biogas for energy generation (or other relevant motive power) to alternative use in a stirling engine chp unit (with some gas clean-up) instead of steam/CHP.
E4C investigates technologies that turn waste into energy - Brian Mallalieu
Please note that burning biomass in energy from wastes (EfW equipment/plants) also wastes potential excellent fertiliser (of great benefit in developing countries!) instead of using as feedstock for anaerobic digestion (AD). AD ought always to be examined first!
E4C investigates technologies that turn waste into energy - inka
tHANK YOu for your efforts to trying to solve the real world problems , dear keep it up,
Sunzilla's open-source, portable, do-it-yourself solar generator - Economic woes caused by neglect of Agriculture, says Ogbeh
[…] Innovators create low-cost hydro powered irrigation pump. […]
Ten low-tech ways to irrigate crops - Would YOU drink poop water? – RecyclingboyAyodhya
[…] 2012. Ten low-cost ways to treat water. [Online] Available at: https://www.engineeringforchange.org/ten-low-cost-ways-to-treat-water/ [Accessed 06 09 […]
Ten low-cost ways to treat water - pravin koech
I'm a health worker in dearly need to help my community get clean safe water so I need informatiom on how to write a development project proposal. thanks
How to write a proposal for development work in your community - Srinivas K N
Hello, This is srinivas founder of botstudioz india a robotics product startup from india we are looking more oppurtunities for our robotics products
Build Your Own Robot Affordably - basant kishore kukreti
Good informative article to read
Untreated Wastewater: A Growing Crisis and Its Solutions - How to make a sack garden | St Katharine's Precinct
[…] sells sack kits and donates them to schools, one from the international aid organisation Engineering for Change, and another I found on instructables.com (one of my very favourite sites for DIY projects of all […]
How to make a sack garden - Edward Melhem
how quick will this charge? cheers xx
How to build a solar-powered USB charger for phones and other small devices - LM
THis reads well and has some good links for well used websites, thanks and graces for the pointers. I'll share your article
Don't toss it... Fix it! How to find the information you need to repair electronics and appliances - Vivek Vaish
Has any progress has happened? I am interested to know everything about this project?
Urine is fertilizing crops and saving money in India - FOST
Very interesting and widening the thinking of the researchers and developers.
E4C investigates technologies that turn waste into energy - Rob Goodier
I edited this piece and, at the risk of speaking for the author, the phrase is a clever way to say that reliable repair documentation is lacking in urban and rural communities in developed and developing countries worldwide. Thanks for your interest.
Don't toss it... Fix it! How to find the information you need to repair electronics and appliances - sable.aniket1
as every coin has two sides, same things applies here also. this revolution of technology is imperial and surely we have to make sure our pace with it. who is dealing with technology actually matters if that person is businessman , surely he will go for automated system. no doubt at all. as technolo...
The Big Design Questions | Are technologies that automate labor desirable if they put people out of work? - HENRY RWAMUGEMA
dear friends at e4c greetings and thanks for circulating the important information regarding the off-shelf and tested technology : the waste into green energy (renewable energy) is there a way for transfer of these already tested and off-the shelf technologies into full commercialization and full ad...
E4C investigates technologies that turn waste into energy - Leo Carrilho
What do you mean by "from Lagos to dusty small-town Brazil?"
Don't toss it... Fix it! How to find the information you need to repair electronics and appliances - Umair Khawaja
Hi Rob, thanks for focusing on this area as I am working on supply chain health care project where wastage and sustainability is a big challenge for the people who try to improve the health care system, I would definetly enrol in this course I believe it helps me to design more improved sustainable...
Introduction to Engineering for Global Development: E4C’s new online course prepares newcomers to the practice - Amanda ROss
Interesting blog - the topic is explored in Simon Trace's recent book 'rethink, retool, reboot, technology as if people and planet mattered. download It here http://www.developmentbookshelf.com/doi/book/10.3362/9781780449043
Patently Wrong International Development - Okalebo george
Am a ugandan graduate done diploma in civil engineering but jobless.i would like to preciate ur innvotion and i have googled all procedures but what i lack finance and machines, guys i need ur suport incase u can drop ur i deas to ma email gokalebo@gmail.com
Round Two: Banana-fiber sanitary pads need curves and wings - JACK
RE:Greeting From largest private sisal twine factory in China! Dear Mr. Purchasing Manager, Have a nice day! Many thks for your inquiry of sisal rope.we note you are provider of various rope & twine products,we’re specialized in manufacturing & exporting of Sisal Rope,our size from 9mm roun...
Sisal Twine Manufacturing Machines - Adam De Jong
Hello EveryonE, There are lots of great questions here. I think you will all find great benefit in our new website (www.dwellearth.com) where you can learn and explore compressed earth block production and construction with several different types of Compressed earth block machines. We also offer gr...
How to Build a Compressed Earth Block Home - Booscat
Always trying to recycle
Tools You Can Build From Recycled Parts - Rob Goodier
Dylan Lunney at OHorizons answered your question by email. Here's what he said: "Thanks for your question! If you reference the Parts of the BioSand Filter image at the top of the article, you’ll see that there are two levels of gravel below the sand. The lowest level of the filter is filed with lar...
How to make a wooden mold for biosand water filters - Udaykanth Surupa
Very urgent requirement for developing countries
Ultrasound is Now on Smart Phones - Engineering for Change - Rob Goodier
The discussion takes place live during the webinar, but in some recordings you can see a copy of the comments that each participant typed out. Thanks for your interest.
Emerging Trends in the World of Social Entrepreneurship - paula.shirk
Sorry - I couldn't find the discussion. Am I missing something? Paula Shirk
Emerging Trends in the World of Social Entrepreneurship - Conrad
What prevents the hose from becoming clogged with sand?
How to make a wooden mold for biosand water filters - Popoola isa
Am a final year student of university of Ilorin,presenyly making research on construction of a slow filter using saw dust in purification of water as a my mini project.any idea would be greatly appreciated.thanks
Humanitarian Engineering Principle Five: Build Technological Capacity - Sebastian Klassman
thanks for going over some of the platforms rob. there are a lot of different options when it comes to fundraising platforms. people need to really evaluate each platform as well. i work for thrinacia and we are helping people run campaigns directly off their websites as well. SO THAT'S ALWAYS ANOTH...
Ten top fundraising platforms - sekani mkandawire
I need to know the jobs to done on backwash and rinse methods
Ten low-cost ways to treat water - Best Online Education Websites – alldailyneeds
[…] 10 Best Sites for Free Online Education – The cost of universities is rising, but so is the number of free online courses. We’ve compiled 10 of the top quality free online education programs. […]
10 Great Sites for a Free Online Education - ASHOK KUMAR P L
wish to understand first to support in line to my known engineering products be from : mechanical, electrical & electronics,, safety cctv surveillence,, UPVC window & doors,, PVC doors,,
Welcome to E4C's Fellows - Rob Goodier
Yes, I agree and I'm sure I speak for my colleagues at E4C who would also agree with you. That would be ideal and nobody wants fellows with that kind of background more than we do at E4C. The short answer as to why we haven't is resource limitations. This year required that we limited our geographic...
Welcome to E4C's Fellows - Rob Goodier
Hi Ilkim, nice to hear that you're a fan, thank you. E4C's course is online and does not require an application. Just sign up as an E4C member and you can access the course for free and qualify for a Continuing Education Unit (CEU) (equivalent to 10 Professional Development Hours) upon completion. G...
Introduction to Engineering for Global Development: E4C’s new online course prepares newcomers to the practice - FutureME | ASME Engineering Network
[…] Introduction to Engineering for Global Development (EGD) is an on-demand course that prepares technically trained people to design and deploy impact-driven solutions for underserved communities worldwide. The course is comprised of four modules that integrate best practice, case studies an...
Introduction to EGD - mmalhassan
But all the fellowship awardees seems to be from the advanced world. i rather will like to see diversity in the award of fellowship opportunities, especially people from the developing countries.where most people live on less than a dollar a day.where most people has never seen or touch a computer b...
Welcome to E4C's Fellows - Ilkim
Dear rob, im a great fan of yoUr site., and im interested in taking the online course on eGd. Im a phd in middle east history, however recently im into sustainable development, especially in area of small scale family farming (permaculture). I believe a course like yours would be mindopening for me...
Introduction to Engineering for Global Development: E4C’s new online course prepares newcomers to the practice - Shokri Omar Mustafa
Could you send me an offer for capacity of 100 tons fish meat annually please ?
How to Build a Vertical Aquaponic System - Shokri Omar Mustafa
21 Kani Zand St. Bintika Qr. General Directorate of Agriculture/ Animal Production
How to Build a Vertical Aquaponic System - Josh Kearns
Great article!
Patently Wrong International Development - Yvonne Le
- Christopher Taylor
I just dont understand exactly how the water is fed into the system
How to Build a Vertical Aquaponic System - akash kumbhar
Your best imagination be the best design
How to make a wooden mold for biosand water filters - Ejaz Salim
Love the content E4c comes up with . Having founded a company focussed on providing empowering technology for modern day "urban farmers" Id like to think of E4c as a platform for learning , interraction and exchanget of ideas that inculcate change .
Ten Technologies for Farming in Dry Climates - Nasir Ali
I AM AN ENGINEERING STUDENT AND LOOKING FOR FREE ONLINE EDUCATION. i'D LIKE TO SHARE YOUR LIST WITH MY MATES BECAUSE IT MIGHT BE HELPFUL TO THEM.
10 Great Sites for a Free Online Education - enrique
I have know your site quite somo time, i like the idea, i think that i would want to build something alike, i think the improvement I would try to make is to make the sistem more modular and with less space around it, or perhaps more height, thanks for sharing
How to Build a Vertical Aquaponic System - MD.MHPA
it is a good platform to work. I also would like to serve the communities suffering due to lack of knowledge, HYGIENE, education and health. at present i am working here in bhutan as managing director and constructing a hydroelectric project named mangdechhu (720 mw). project is nearing completion....
Applications of Big Data for Development - Julio Valdes
How can I join a working team on rural dwelling pv electrification? or concventrated solar power for water desalting and purifying?
We need to be efficient: Constructive criticism from the Humanitarian Technology conference - joe
the BURNING OF HUMAN WASTE HAS INTRIGUED ME. IF THE ENERGY dissipated as heat can be harnessed to do some work then the system would be even greater.
10 Ways to Put Human Waste to Use - Steve john
I got admission in B.tech and now looking for best free online education sites.
10 Great Sites for a Free Online Education - Shawn roma
I hope in time we can save more people all over the world by giveing them safer drinking water.
How the Internet of Things Is Improving Lives and Livelihoods in Developing Countries - sasani
hIII i like your ur project but i want to know detail information about IT so plz help me MY MAIL IS SASANIALPESH139@GMAIL.COM
Bicycle-Powered Irrigation Pump - Lopye lomupye
iam a papua new guinean and work as a school teacher. iam thinking of helping rural communities to build school infrastructure so children can enjoy the same previllege as children in urban areas enjoy. please i need helping information on how to write community project proposal for financial assist...
How to write a proposal for development work in your community - Jon
I realize this is an old post I'm responding to, but I want to argue against "capturing" indigenous knowledge. The problem with this term is that it implies enclosure of a commons, or the seizure and continued colonization of a sovereign culture. Indigenous knowledge is not a resource to be mined--a...
Capturing indigenous knowledge: Thirteen videos that show the world as a laboratory - Dan
I'M THINKING OF BUILDING MY OWN BONE CHAR FILTER TO FILL A STOCK TANK FOR ICE BATHS. tHAT WILL REMOVE QUITE A BIT OF THE CHEMICALS i'D LIKE TO FILTER. i'VE FOUND SOME FILTERS THAT ALLOW YOU TO PUT BONE CHAR AND ALUMINA SILICATE FOR ADDED FILTRATION AND THE BEST PART THEY ARE REFILLABLE WITH BULK MED...
Ten low-cost ways to treat water - James J La Joie
There is a solar cooker that works in the morning, throughout the day, and all the way until sunset. Please take a look and understand the features of the All season solar cooker. Low tech. amazing. simple
10 Solar Cookers That Work at Night - amal.kakkassery
its quite interesting . can we implement it with iot devices ? like.. fully automation ?
How to Build a Vertical Aquaponic System - Maxvel D'cruz
How to build a horizontal aquaponic system
How to Build a Vertical Aquaponic System - osman munkailah
Great contribution. strategy is worth replicating in other countries.
More than a borehole: the importance of a supporting environment in global development work - Rob Goodier
Thanks for this insight. I think what might be missing in this discussion is that this was a test of materials that are known to be available in developing countries in shops that might not be as well stocked as their developed-world counterparts. The kerosene that your great grandfather used would...
How to Make Penetrating Oil - Rob Goodier
Thanks for this insight. I think what might be missing in this discussion is that this was a test of materials that are known to be available in developing countries in shops that might not be as well stocked as their developed-world counterparts. The kerosene that your great grandfather used would...
How to Make Penetrating Oil - SIMON ROJAS
SALUDOS DESDE VENEZUELA. QUISIERA SABER INFORMACIÓN PARA TRABAJAR HUMANITARIAMENTE Y SER UN ACTIVO EN SU ORGANIZACIÓN. EN MOMENTOS DE CRISIS VENEZUELA A PERDIDO una parte de humanidad hacia el PRÓJIMO pero gracias a dios el que hace bien le va bien y QUIZÁS no me den empleo pero escribo con la INTEN...
Improving the Professionalism of Drilled Water Wells in Africa – Want to Join Us? - ElegantCrowbar
Remind me not to go to Drexel. Is this why mechanics look at machines and wonder what the hell the engineer was thinking? This is inconclusive and uncontrolled. If you were to test these nut-bolt combinations to determine if there even was a consistent prevailing torque, I could give this some weigh...
How to Make Penetrating Oil - Ryan MacDonald
My first thought is that your problem may not be a hardness issue but corrosion issue I know that charcoal will always contain some ash and ash is vary acidic. This will cause your metal to quickly rust which is then quickly removed exposing new metal to the ash to repeat the cycle. This would expla...
Design support for charcoal extrusion process - alejandro deverre
hello! do you have any open source plans for this sort of machines that you may share by any chance?
A bike-powered poop pump is redefining low-cost sanitation - Mitesh
Hi Rob, This article is interesting to me because my most recent work involves Coca-cola and Project last mile and you mentioned some challenges from their work in Tanzania. Would like to learn more about those challenges. please email me back so we can chat. thanks.
What startups and governments can learn from Coca-Cola - Tiffany Bryant
How do i order this product.
Ultrasound is Now on Smart Phones - Engineering for Change - Abheek Kar
We want to establish a sisal yarn factory. Want to discuss with you.kindly contact me. At;- +919836184334. Please get in touch
Sisal Twine Manufacturing Machines - naveed858
It was good to see Imran thoughts and it is very serious dilemma third world and developing economies of the world are facing. since Pakistan is also in line with one of the emerging economies of the world and with latest CPec we very hope full to transform in developed economy. but at the same time...
What are the ethics of humanitarian technology? - Paul Yakira
I COME Papua new guinea, one of the developing countries. I need lots to do in my community but how do i get the information. Thanks paul Yakira
How to write a proposal for development work in your community - Bun Epe Arara
Sir Need and want to purchase sisal machine to produce twine and rope small to large size. Regards Bun Epe arara
Sisal Twine Manufacturing Machines - Quenton
I see in the assembly manual I need "2 Crescent wrenches". Although the Crescent tool company makes excellent tools can't I use wrenches made by Craftsmen or Kobalt? Also what size wrenches do I need, you do not specify.
A newly designed sorghum press is under construction in Mali - rachit
thats too much nice n i also want 2 work on it
10 Ways to Put Human Waste to Use - Regina
Hi, how soon it Will be available in USA? I woild like to try and buy :) And if it already exist , in what countries it available ? THanks
Ultrasound is Now on Smart Phones - Engineering for Change - How To Build a Vertical Aquaponic Veggie & Fish Farm » shtf survival hacks
[…] The system uses fish waste as fertilizer and a small solar powered pump to pump the water around the system. Read more over at engineering for change. […]
How to Build a Vertical Aquaponic System - HAri Vasudevan
Please see our website and also see the you tube video typing ostrich mobility and then solar powered petty shop. We designed a solar powered petty shop for self employment of people with disability for their self employment. thanks
A solar electric handcycle upgrades the wheelchair in Bangladesh - irving everson
Wanting to find a way to build a house with interlocking blocks that does not require mortar. It needs to be most cost effective , (to be done in philippines), it needs to be able to withstand strong strong winds, storms, and earthquakes. I have read about Habiterra but their machine to make the blo...
How to Build a Compressed Earth Block Home - Sundarajan
Amazing, rare collection to more civilised greener world.
Ten human powered machines that improve lives worldwide - Bionics Scientific technologies p ltd.
is there any side effect?
Cheaper, greener blue light: A better phototherapy device for jaundice treatment - Putu bagus sahadewa
i sometime think in Indonesia whereas agro is essential but recently no many engineer involve in water treatment for low cost farm. to increase yield in farming one essential is to get better water because many river now are containing some effluent from factories around them and finally teh water c...
Ten low-cost ways to treat water - mitra
I’m curious where this research was published? Very often even if the research is done, its published in an academic journal where its relevance to development practice is essentially zero - because the only people who will read it is other development academics. This is even more true if it was pub...
Tech4Dev: Bridging the field and the ivory tower - How To Build A Aquaponic Tank | Asia Bank
[…] How to Build a Vertical Aquaponic System – You can turn a small yard, a corner in a community garden or an unused space in your home into a thriving vertical aquaponic system for vegetables and fish. […]
How to Build a Vertical Aquaponic System - hank olthof
Very exciting!
How to Build a Vertical Aquaponic System - wanyoiker
Is it possible to get further info or contacts of the participants who showcased their innovations?
The iShow in Kenya According to Twitter - wanyoiker
Missed this!! Sad.
The iShow in Kenya According to Twitter - Abdallah
The article and the whole content is good, problem on my side is the prices of the pipes for dripping are very High, maybe some more research be done to find cheaper materials to make the PRICEES low
Improving Farms in the Worlds Drylands, Part 1: Ancient Methods and Lowest-Cost Technology - rupesh Kumar singh
I need free coaching of mech engg for diploma
10 Great Sites for a Free Online Education - Lydet
This is really helpful, to me.
10 Great Sites for a Free Online Education - Jimmy
I’ll right away clutch your rss as I can’t in finding your e-mail subscription link or e-newsletter service. Do you’ve any? Please allow me recognize in order that I may subscribe. Thanks.
Tech4Dev: Bridging the field and the ivory tower - Dr Husam Awadalla
THanks fOr this great article. This is very useful for knowledge seekers everywhere but especially those in our coUntries in africa. Knowledge sharing and diffusion of knowledge through the internet is the way forward.
10 Great Sites for a Free Online Education - Kristina Nilsson
Thanks for these! I'll offer a friendly reminder that low-tech still needs a system behind it too: when a bio-sand filter gets dry, I understand that the bacteria can die, so something will have to be done to maintain the set-up. Tippy-taps need a corresponding behaviour-change to value handwashing....
Sliced bread: Why “development” won’t be a result of technological innovations - durgesh soni
I want water filter plant pls give me details
Ten low-cost ways to treat water - SAlmon
this is spectacular. A more in depth article would be greatly appreciated. The follow up could include Equations, fish to plants ratios, aspects of thermodynamics. I thought fish tanks, and gardens required a great deal of attention. Combing both is totally rad, and the results are extraordinary. It...
How to Build a Vertical Aquaponic System - sridhar
Dear Sir I am sridhar working for PROMOTION of micro ENTERPRISES to urban women poor in andhra pradesh .please advise if any livelihood ACTIVITIES can be setup at urban levels in andhra pradesh. i would like to introduce health kisok at each sulm .please let me know to go further thanking you sridha...
The leading-edge tools for low-cost diabetes screening - shane_ohara
Hi ROB, i AM NEW TO eNGINEERING FOR cHANGE. i READ YOUR ARTICLE ABOVE WITH INTEREST. WHILST i get THE SIMPLICITY OF PAPER, IT IS NOT WITHOUT ITS PROBLEMS.... POOR HANDWRITING, DAMAGE IN TRANSIT, TIME TO DELIVER TO HOSPITALS, oPTICAL CHARACTER RECOGNITION ISSUES, NO AUDIT FOR LOST RECORDS AND SO ON....
Upgrading electronics with paper cards smooths the work to digitize medical records in rural Uganda - Dylan Lunney
thanks for your post Kristina! I'd like to SHare two other recent blog posts on WASH that have a similar although not exactly the same critique. I wrote this one about Low-Tech Design http://www.triplepundit.com/2016/05/low-tech-design-can-fuel-sustainable-development-goals/ and I really enjoyed thi...
Sliced bread: Why “development” won’t be a result of technological innovations - Peter sharp
I have two wind pumps that are extremely low cost, if anybody wants to know about them. One of them can replace treadle pumps and go deeper, and can still be operated manually when there is no wind. The other drives an improved rope pump that can achieve good load matching with a windmill, can reach...
15 concepts to replace diesel-powered water pumps on Indian farms - Eric James
Interested in teaching the wisdom of this approach.
How to Build a Compressed Earth Block Home - Kendra Sharp
We have a Program at Oregon State University -- including opportunities for both undergraduates and graduates.
Global Development Academic Programs - Shanmuga Sundaram
Very useful. Thank you very much for sharing.
Ten Technologies for Farming in Dry Climates - Rob Goodier
Chlorine is considered a method of treating water! Our goal was to treat water by removing life-threatening pathogens. But chlorine can be a problem, too. The bad taste it leaves can deter people from using it. If you know of effective, low-cost ways to remove it please share.
Ten low-cost ways to treat water - Milind shah
I have visited NARI office at Phaltan , dist : satara to know more about water purifier & met Dr. Raghuvanshi. But surprisingly he didnot show me the purifier.this is very disappointing.
Made in India: 10 life-changing Indian technologies - Dr Sergey pugach, homeopath
You did not tell how to treat chlorine water. Why???
Ten low-cost ways to treat water - Penjem
There are good ideas, Am greatful. Can there be videos of the explanations above.
10 Ways to Put Human Waste to Use - Kamalakar P
Nice article. Very helpful. Could you please tell us how often should we change the saNd , gravel and charcoal. If one uses about 100 liters of water a day. and could u please let us know the final tds Value of the end filtered water. Thank you.
An ancient filtration material removes pesticides from drinking water - KS Ang
Is there a formula to calculate how many fishes is enough for how many plant?
How to Build a Vertical Aquaponic System - Dushmanta Pattnaik
Great to visit this sites it ia really helpful regarding using of low cost technology to irrigate the farm.kindly share more sources of same for a small land holder who can easily adpot this one. thanks regrads dushmanta
Ten low-tech ways to irrigate crops - altaf hussain
very interesting and informative. surely be massively beneficial to many, particularly in third world countries.
Ten Technologies for Farming in Dry Climates - alex
Dr. Willson regarding about the micro grid, in the philippines its to much needed the source of enegry, but the resuerces was a lot of them but power energy it's not enough to consumed and sustained needs of people thats way they creat a coal powerplant. Your scope is good and ecoinviromental projec...
The rise of the micro-grid: Four questions for Bryan Willson - George T. Neakok
Cost of manufacturing can be a deffering factor in remote areas. Most rural places have not the Resources to implement most of what is being offered. This day & age power is needed to just keep up with the rest of the world. Every little bit of help of any sort is sorely needed to those who need...
The rise of the micro-grid: Four questions for Bryan Willson - fiona
what do you mean by 'treated' human waste i.e urine and faeces to make fuel briquettes. Is this necessary if the product is to be burnt? thx
10 Ways to Put Human Waste to Use - munyemana moise
i want to ask chris if he was in a MEETING organized by rame (rwanda association of medical engineers) in 2015 which was held at kigali rwanda?? thank you sir.
Lessons Learned Running Mobile Clinics in Rural Uganda - Dr DIVA James (mmed OBGY)
This Is GREAT, I WANT TO Research It IN MY Hospital, IN Tanzania. How Can I COMMUNICATE With You.... Thanks
A new blood transfusion device can replace soup ladles in Ghanaian surgery wards - Hari krishan
I watched all the material and proud of our people who have made all these new inventions with their innovative way.
Made in India: 10 life-changing Indian technologies - rhena
Simple solution but with great effect. The usage of the commonly available coconut to prevent mosquito diseases is an outstanding idea. can also be useful to flooded area during typhoon.
Bacteria-breeding coconuts may control mosquitoes that transmit zika and malaria - Srivatsa
- Mike jiya
I want to have electricity at home using toilet
10 Ways to Put Human Waste to Use - Stephen
Please tell me what the dashed lines in some of the boxes in your chart signifies. Do they mean that you didn't try to loosen the fastener for some strange reason? or do they mean that you tried to loosen them and there was no RESISTANCE? or do they mean that you tried to loosen the fastener and and...
How to Make Penetrating Oil - Pushing Boundaries | Musement
[…] http://www.engineeringforchange.org/how-to-work-in-engineering-and-design-for-global-development/ […]
How to work in engineering and design for global development - Capturing Indigenous Knowledge
[…] highlights a video series about indigenous knowledge. From their […]
Capturing indigenous knowledge: Thirteen videos that show the world as a laboratory - Aakash shrihsrimal
THANK YOU FOR THIS CONVINIENT INCLUSION OF THESE IDEAS TO TREAT WASTE WATER. PLEASE ADD LINKS TO ALL THESE METHODS' DESCRIPTION. A VIDEO WILL HELP SERVE EVEN BETTER.
Ten low-cost ways to treat water - Scott Williams
Interesting, but who uses WD-40 to free rusted bolts? I go to PB Blaster if something is so stuck that it feels like it will break. Works great. WD-40 is better for bicycle chains, gears, and cables, and for displacing water. So saying VO and acetone work as well as WD-40 isn't saying much. Test it...
How to Make Penetrating Oil - JOsh K
Before you conclude that "solar will replace coal and oil," consider figure 6 AND THE LARGER CONTEXT here: http://www.engineeringforchange.org/lets-stop-using-the-word-sustainability/
Forget the cutting edge embrace the old tech future - Sourabh
I Totally agree about the fact that cost of education increased. earlier cost of edu was less but information was also less. now a days there are lots of online educational courses available. you can learn from anywhere. the shared sites above are great sites to learn.
10 Great Sites for a Free Online Education - Robert Spencer
I spent a good part of my childhood in Sierra leone (1956-1966) as my father was a mining engineer and the project manager for a titanium exploration venture. I am workingon his biography and have come across an undated newspaper clipping detailing a 28,00 Leone donation to the centennial seconday s...
Engineers rebuild a war-damaged school in Sierra Leone - pablo
very interesting article, I live in Spain, where industrial agriculture is still very important; in most of the country we have a very arid climate, and water resources are scarce, specially in summer, when the crops need more water; the solution proposed by Andrew Vermouth could be intersting for s...
For more efficient farm aid, think smaller - hilary clinton
this information is very useful :):):):)
10 Ways to Put Human Waste to Use - chouchouchou2005
HELLO, I WOULD LIKE TO TRY ALSO, THE APPLICATION IS NOT AVAILABLE ON THE SITE, HOW TO DO?
Ultrasound is Now on Smart Phones - Engineering for Change - 2222lab
If you don't mind, please tell us why!..
We Need to Learn Why People Use Toilets Before We Can Change Behavior - Mats
- Rob Goodier
Hi Alistair, thanks for your interest. You can try asking Kurtis Heimerl: https://www.eecs.berkeley.edu/~kheimerl/. Good luck, and please let me know how it goes if you get a system set up. I'd love to post pictures.
Open-Source Cell Network Could Cut Costs - Alistair douglas
dear rob, we are looking at funding the installation of an open bts in an island COMMUNITY in indonesia. do you know who we should be talking to about this? regards & thanks, Alistair
Open-Source Cell Network Could Cut Costs - mARK SEARLE
I stumbled onto this Site by being Bored and Thought "Why Not Google Make Your Own Lathe".Boy am I EVER SURPRISED AND AMAZED AND REALLY GRATEFUL,THIS STUFF IS RIGHT UP MY ALLEY.i'LL BE BUYING STUFF FROM HERE FOR SURE,A BIG THANK-YOU,MARK SEARLE!
Tools You Can Build From Recycled Parts - zahir ud din babur
great service through technology
A mobile phone add-on quickly diagnoses malaria - sundarimudgirl
The title of the article presumes that all human behavior across the board everywhere needs to be changed so that every single person in the world will be using a toilet, latrine, etc., 100% of the time. you might want to start by examining this presumption. i live part of the time in a rural villag...
We Need to Learn Why People Use Toilets Before We Can Change Behavior - ChIP II
HOPING TO BE ABLE TO CO-CREATE PRACTICAL EXERCISE APPARATUS THAT CAN PUMP AIR, WATER & ELECTRONS, WITH SOMETHING SIMILAR TO THE SPIRIT E-GLIDE ELILIPTICAL TRAINER, AND OTHER EXERCISE DEVICES, THROUGH A BEDFORD, mA MEETUP GROUP TO BE ESTABLISHED TO REPLACE THE DEFUNCT nORTH BOSTON MAKERS MEETUP G...
A modular irrigation pump that grows with the farm - Predicting Future Technology: Part 3 | The Next Phase
[…] stove and the GoSun Grill were featured on this season of Top Chef. Engineering for Change lists 10 solar cookers that work at night. Solar Cookers has sold over three million of their devices. It would seem a no-brainer to […]
10 Solar Cookers That Work at Night - Matt Ashworth
Nice article Katherine, We have just finished a project in Tonga that included developing a practical guide to maintaining a healthy and sanitary rainwater supply once it has been installed. it is available at http://www.esr.cri.nz/water-science/our-work/esr-in-the-pacific/ if you would like to have...
Tips for Building a Rainwater Catchment System - Shahid hussain Abbasi
I am very much inspired by watching these types of technologies. In which agricultural information is great for those dry areas where water is not available or too much depth in earth by tube wells. I am pretty much certain that your ideas will raise hope to cultivate, where problem of water. I will...
Ten Technologies for Farming in Dry Climates - jacob hul
i wont to make the worlds frist learning robot. it will luran everday becomeing the world smartst robot
Build your own open-source machinery with plans at Jua Kali - CHRIS GOWELO
I can do my own electricity
10 Ways to Put Human Waste to Use - Blake
Hi there, just became alert to your blog thougrh Google, and found that it is truly informative. I? going to watch out for brussels. I?l appreciate if you continue this in future. Numerous people will be benefited from your writing. Cheers!
The rise of the micro-grid: Four questions for Bryan Willson - Damalash
It is very good performance! I want to work with you with my full interest. thank you very much.
Mobile Data Collection Series: engageSPARK - Rob Goodier
Blood in the urine could be a sign of a serious medical condition. I'd suggest that the person see a doctor to address that problem first. Fertilizing the crops can probably wait!
Urine is fertilizing crops and saving money in India - MegaN
hi I WOULD JUST LIKE TO KNOW WHAT WOULD HAPPEN IF THEIR WAS BLOOD IN THE URINE? THANKS MEGAN
Urine is fertilizing crops and saving money in India - Sandi
where can i buy one of these in the states?? not sure making it myself is an option. thanks!!
A newly designed sorghum press is under construction in Mali - Brian
Is this hard to build?
How to Build a Vertical Aquaponic System - Binoj C.
Really wish to be part of a movement that's aimed at helping earth, by reducing dependence on its rapidly dwindling resources..
10 Solar Cookers That Work at Night - dr shah
solar sustainable village development through renewable energy
Kariyammana Agrahara: Solar Lights Empower a Community to dream big - Paul
Hi - great article. I COULDN'T agree more. SUSTAINABILITY is a very FRUSTRATION term and does a dis-service to the risks and OPPORTUNITIES that communities, businesses and governments around the world are facing. I'm particularly interested in the market/ business value that can be unlocked due to c...
Let's stop using the word "sustainability" - Rodrigo marin
I´M interested in learning and bulding robots .
Build Your Own Robot Affordably - rhena
This is a very cool idea and helpful for places with no electricity. No more bad teeth!
Coming soon in Nicaragua: A solar mobile dental clinic - Melissa
This is a fascinating article, thank you for sharing!
Improving Farms in the Worlds Drylands, Part 1: Ancient Methods and Lowest-Cost Technology - Featured by Engineering For Change - Engineering Smiles
[…] Read the original article here. […]
Coming soon in Nicaragua: A solar mobile dental clinic - For More Efficient Farm Aid, Think Smaller | UpDIG
[…] By Andrew Vermouth January 1, 2016 Agriculture No Comments 0 This post is reprinted here from original publication on Engineering for Change. […]
For more efficient farm aid, think smaller - How To Build A Vertical Aquaponic System - SHTF & Prepping Central
[…] How To Build A Vertical Aquaponic System […]
How to Build a Vertical Aquaponic System - Promising Prototypes of 2015 | WFEO
[…] See the original article here […]
Promising Prototypes of 2015 - Promising Prototypes of 2015 | WFEO
[…] See our Hemafuse update. […]
The Hemafuse blood autotransfusion device heads to clinical trials - Ez Eleczer
I want lo learn for clear my concepts
10 Great Sites for a Free Online Education - Varun Verma
there are also lots of volunteering opportunities in INDIA THrOUGH ISPIICE WWW.VOLUNTEERINDIAISPIICE.COM
How to work in engineering and design for global development - IIHR’s Year in Review – IIHR – Hydroscience & Engineering – University of Iowa
[…] A $1 insert for cooking fires cuts wood use and soot pollution by … […]
A $1 insert for cooking fires cuts wood use and soot pollution by more than half - Emerson
This page definitely has all of the info I wanted about this subject and didn't know who to ask.
Global development engineering in America: How technology is easing poverty on Native American reservations - Sanu kaji shrestha
Thanks a lot for compiling all these technologies which certainly benefit the community. if you have any program in nepal, please let me know, we have some items for you. thanks
Promising Prototypes of 2015 - prasun anand
sathi pads r a great product.. even others r also remarkable...kindly guide us also how can we be a part of such devlopments..;-)
Promising Prototypes of 2015 - Rob Goodier
Thanks so much for your comment and criticism. We debated including the Desolenator for the very reason that you state, but in the end we decided to go with it and add the reviewer's caveat about the lack of specs. The reason is that this is a snapshot of prototypes, which by definition are not prov...
Promising Prototypes of 2015 - Fred van HesseN
How is it possible that your E4c "eXperts" have picKeD A DEVICE LIKE THE DESOLENATOR OF WHICH IT IS even UNCLEAR HOW MUCH CLEAN WATER IT ACTUALLY PRODUCES and hence what the cost of that water will be...??? Have they even actually seen and tested the Product itself, or Have they simply baseD their j...
Promising Prototypes of 2015 - youssef lam
I mike thé knowlege
10 Great Sites for a Free Online Education - Michael
I am the Director of Primary Health Vision Care, An innovative Vision and Disability Care company in Ghana- West Africa.I work with The rural and Peri urban districts People and there are great need for disability rehabilitation services. I write to express my interest in partnership and trials in G...
A low-cost prosthetic gives legs to amputees in the developing world - connectnow
Excellent article. Keep posting such kind of info on your site. Im really impressed by your blog. Hey there, You've performed an incredible job. I will certainly digg it and in my view recommend to my friends. I am confident they will be benefited from this site.
7 Expert Tips for Inventors - DIY waste reuse for Dummies & Pro’s » Ecity
[…] http://www.engineeringforchange.org/10-ways-to-put-human-waste-to-use/ […]
10 Ways to Put Human Waste to Use - noah skeens
yeah i agree with bilbo saggins
A low-cost prosthetic gives legs to amputees in the developing world - Jose Luis
Hola me interesa micho este proyecto pero necesito mas informacion
Open-Source Cell Network Could Cut Costs - Jorge
How can i do the finish with out loose the breathing property of the ceb block? thanks
How to Build a Compressed Earth Block Home - Pablo Lugo
could you explain the circuit? (for example, why the two ends of the capacitor are connected to the positive terminal of the batery?)
How to build a solar-powered electronic circuit - Robbie Garbin
This article was very hElpful thank you.
A low-cost prosthetic gives legs to amputees in the developing world - Robots in the classroom - Digital Careers
[…] Bee-bots are about as cheap as they come unless you build your own and that’s possible too (go to http://www.engineeringforchange.org/build-your-own-robot-affordably/ […]
Build Your Own Robot Affordably - Julie Christian
Awesome Ideas. Im very interested in human waste to methane gas conversion.
10 Ways to Put Human Waste to Use - jawahar basha
How to learn online
10 Great Sites for a Free Online Education - kAKANDEROGERS
THIS IS A GREAT PIECE OF WORK... INNOVATIVE INDEED
Bikes grow on trees in Uganda through a new bamboo bike business - crishennessey
Hello Randy. I read your ARTICLE carefully and did find you questions very interesting. several answers came to my mind, thinking about who could be interested in developing smart phone's app's to improve health services for the vulnerable POPULATIONS. i live in colombia and thought it could be a gr...
Smartphones, Healthcare & Development - CAmilla Buchanan
What a fascinating discussion of the need to take an ecological perspective on sanitation. I am going to present this article to my public health classes as an example of how and why inter-disciplinary collaboration is a crucial process in addressing the complex global issues of the 21th century.
Five Questions with Sasha Kramer - harinath
a very good inspiration for all engineers
Modular solar micro-grids light off-grid homes - Water Is The Only Fight For Costilla County? | Costilla County Colorado Concerned Residents
[…] For every problem you mentioned in your comments there is a solution if the county would apply more sustainable practices instead of the same old ways that are antiquated and obsolete. http://www.engineeringforchange.org/10-ways-to-put-human-waste-to-use/ […]
10 Ways to Put Human Waste to Use - sanjay Gupta
A very inspiring Project...for engineers..
Modular solar micro-grids light off-grid homes - Rhys lloyd
super cool! learned alot from this! make sure to pass it on!
10 Ways to Put Human Waste to Use - Humberto Santiago
I am a follower and a believer of the possibilities to live off the grid in a permanent manner. I am working myself on the plans of a small system. I hope you get to introduce your system to the market.lots of lucks. Humberto
Tools You Can Build From Recycled Parts - Kevin Jones
Excellent, Comprehensible and logical evolution or development of existing technologies for the betterment of mankind
Interview with Dean Kamen - frank
Interesting insights, and i definitely echo your sentiments on microgrids as a leapfrog technology, analogous to mobile phones. Nevertheless, i wouldn't underestimate the complexity of "Stitching together" the microgrids for bottom-up universal electrification. What standards exist (or need to exist...
The rise of the micro-grid: Four questions for Bryan Willson - rpfeynman
Regarding the comment about horse travel. You just haven't waited long enough. Once the cheap energy that allows us to have automobiles is gone you will see horse travel back. that is unless we make them go extinct before that!!
Forget the cutting edge embrace the old tech future - Mabula paschal
I need to study more about this clay Interlocking brick/blocks pratically,where can i find more Tips on how you can do once you rearch the last row for renter,
How to Build a Compressed Earth Block Home - Arun
Hi, all links on this page is not accessible. can you please share pdfs if you have them?
10 Solar Cookers That Work at Night - panshak
Very true......i have always believed that micro grids will bridge the energy divide, provide solutions until the large 'mega' grid arrives and also ginger a revolution in research & development that would see the eventual 'convergence' of micro & macro or mega in the form of true robust sma...
The rise of the micro-grid: Four questions for Bryan Willson - ilham al madfai
May be another and simple way to build a bouse of mud blocks. First to reduce the high cost. 2nd to be available for living. 3rd if possible to have a clay blocks.
How to Build a Compressed Earth Block Home - wil
saludos y esta buenisimo quisiera probarlo
Open-Source Cell Network Could Cut Costs - rachit anand
Its superb
10 Great Sites for a Free Online Education - Ajit sharma
I read in class B TECH (Cs&engineering)
10 Great Sites for a Free Online Education - ME Today | ASME Engineering Network
[…] Read article […]
For protection from China's air pollution, fund affordable filter design - Heather
Hello, I think this is a wonderful thing and was wondering if you are testing this? I would like to try this product.
Ultrasound is Now on Smart Phones - Engineering for Change - Matt in Houston
1. In an expanding population (like we have had for hundreds or thousands of years), older technologies will Persist longer...albeit in sometimes small amounts. But this effect is less true in a stable or shrinking population. 2. In my field, information technology, this effect does hold true in man...
Forget the cutting edge embrace the old tech future - Eimhin
Hi there, I collaborate with the team at Solar Cities, they do wonderful work and I think, given the topic of this article and your work with water and waste systems, that you would like to see the work of tireless evangelist and out and out gentleman and scholar Dr Thomas Henry Culhane. There are c...
Forget the cutting edge embrace the old tech future - dr mohammad othman
Dear sir I am dr mohammad othman msC student in benha universitiy in egypt i would like to conduct more trials on bilicam technology so i ask for approval from the responsible person to start my studies
10 Promising Global Development Technologies - H13105
This is truly inspirational! Hats off to the bandha team-saurav, india
Bikes grow on trees in Uganda through a new bamboo bike business - solarbobky
Brazilian hand sugar presses: http://www.sugarcanemarket.com/category-s/3.htm
A newly designed sorghum press is under construction in Mali - simon
THANKS FOR THE GREAT WORK AND CRITICAL THINKS BUT HOWEVER I WOULD LIKE TO KNOW IN CASES WHERE SOME PEOPLE MY NOT BE A WERE OF THE SYSTEM AND THE USE TOILET PAPERS AND THE SYSTEM IS CLOGGED THE WITH WATER HOW DO U REMOVE THEM THANKS AGAIN FOR THE INNOVATION BEST REGARD FROM SIMON
Banka BioLoo: Biotoilets are tough on waste in India - Richard
Excellent qA. Really liked the collaboration
Five questions with Eleanor Allen - Technology Ages in Reverse
[…] from: Forget the cutting edge embrace the old tech future, […]
Forget the cutting edge embrace the old tech future - K.p. Singh
- gagagag
good work
Interview with Dean Kamen - Shobe Cheng
Amazing and really helpful. I wonder what consistency the soil has. If it does have a certain consistency, would hay be helpful for this method?
How to Build a Compressed Earth Block Home - Cebo Campbell
Extremely helpful. Thank you
How a microscope lens for phones might improve health and hygiene in developing countries
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