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E4C Visualized: How to fight hunger
Nearly 1 billion people do not have enough to eat, but…
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Mud brick and wood storehouses save grain after…
There are a lot of good ways to coax more crops…
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E4C Visualized: How to boost global food production
How can the world increase global food production to meet the demand…
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Paper diagnostic tests: Coming soon to Kenyan dairy…
Tests for milk on Kenyan dairy farms may soon be ultra…
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Sisal Twine Manufacturing Machines
One broad, pointed leaf plucked from the sisal plant can earn…
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E4C at age 1: The best of our…
E4C’s first, action-packed year will close in January, and we’d like…
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An Ancient Filtration Material Removes Pesticides from Drinking…
Charcoal has been a part of water treatment for at least…
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Build your own open-source machinery with plans at…
An ambulance pulled by a donkey, one of the open-source machines…
Webinar
Releasing Trapped Knowledge in the WASH Sector: Empowering…
About this Webinar: The tragedy of human development is that every…
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How to make a worm composting bin
Last year, trash clogged the gutters and alleys between of Los…