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Design for Individual or Community Ownership?
Greenhouses, like this low-cost modular design from the Affordable Greenhouse Venture…
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Local Manufacturing vs. Outsourcing
Welcome to The Big Design Questions, a weekly series that tests…
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Three solar concepts win jury’s awards at Greenpeace’s…
This demo shows technology proposed for a battery-less, portable, high-flow solar…
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Proven and popular drug safety and agricultural tools…
IEEE’s Global Humanitarian Engineering Awards set a tone for the field…
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From the E4C community: Low-tech irrigation with the…
Photo courtesy of Dirk Long Some farmers living along streams and…
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Make a Biomass Processor
Jed Guinto has puzzled over how to improve a chopping machine…
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Book review | Khanjan Mehta’s The Kochia Chronicles:…
The Kochia Chronicles, just released by Prof. Khanjan Mehta at Penn…
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World Maker Faire’s DIY With a Difference
Builders, inventors and hardware hackers let their geek flags fly at…
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15 concepts to replace diesel-powered water pumps on…
Sputtering diesel pumps are a common sight on Indian farms. The…
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How indigenous communities guard their heritage with map-making…
Residents of the Indonesian community Pandumaan make their living from the…