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How to Make a Low-Cost Air Purifier to…
A box fan, air filters and the box in which they…
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How to Make a Biochar Water Filter
Charcoal has been a part of water treatment for at least…
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Clay Pot Coolers: Keep Produce Fresh Without Electricity
Introducing the Guide to Assembling, Using, and Maintaining Clay Pot Coolers,…
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Make Your Own Facemask Tested at 96.5% Filtration…
A do-it-yourself facemask built around an air conditioner filter has been…
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DIY Solar Panel: A step-by-step how-to guide
Engineering for Change came across the Facebook page of a like-minded…
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How to Build an Earthquake-Resistant Home: An Earthbag…
The folks at Good Earth Global kindly prepared this guide for…
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Five Questions for Maker Faire’s Founder Dale Dougherty
Dale Dougherty has traveled the world taking part in Maker Faires,…
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Don’t toss it… Fix it! How to find…
By Janet Gunter Co-Founder of The Restart Project Electronic waste is…
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Building Materials and Methods: E4C’s Essential Online Resources…
When global development professionals need to make a decision about which…
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How to make a wooden mold for biosand…
Household biosand water filters are proven effective and long lasting. Traditionally,…
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