Principles of Humanitarian Engineering: A Ten-Part Series of Mini Lessons in Design for Global Development
Welcome to the first in a series on the principles of humanitarian engineering. These digestible essays highlight points from the...
Tag: humanitarian engineering
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Kevin M Passino
Humanitarian Engineering Principle Seven: Understand Impact from Social Context
December 14, 2016This is the seventh in a series of principles based on the textbook Humanitarian Engineering: Creating Technologies that Help People,...
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Rob Goodier
Practical steps to place people at the center of your research
September 18, 2016Map, profile, model data and visualize findings in Step Two of the four-step Introduction to Engineering for Global Development....
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Kevin M Passino
Humanitarian Engineering Principle Five: Build Technological Capacity
August 20, 2016This is the fifth in a series of principles based on the textbook Humanitarian Engineering: Creating Technologies that Help People, by Kevin...
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Rob Goodier
Humanitarian Engineering Principle Four: Be a Professional Humanitarian Engineer
July 15, 2016This is the fourth in a series on principles based on the textbook Humanitarian Engineering: Creating Technologies that Help People, by Kevin...
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Kevin M Passino
Humanitarian Engineering Principle Three: Understand Social and Physical Context
June 23, 2016This is the third in a series on principles based on the textbook Humanitarian Engineering: Creating Technologies that Help People, by Kevin...
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Kevin M Passino
Humanitarian Engineering Principle Two: Relate, Listen, Ask, Cooperate, Empower
May 18, 2016This is the second in a series on principles based on the textbook Humanitarian Engineering: Creating Technologies that Help People, by Kevin...
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Latest Comments
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How to build a solar-powered USB charger for phones and other small devices -
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
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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
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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)
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susan
gregapproves
Ten great emergency shelter designs -
greg
gregapproves
Ten great emergency shelter designs - greg
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Rob Goodier
You can become a member by signing up at this link (it's free): https://www.engineeringforchange.org/sign-up/ .
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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
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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
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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
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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
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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 -
How to make a sack garden | St Katharine's Blog
[…] 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 -
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.
Spring 2016 Mobile Data Collection Webinar 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: Reusable Madi Drop Ceramic Tablet Overview -
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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