• Search results for Purify water
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These ninth graders have an eco way to deal with water crises. Here's how

Are you fed up of seeing plastic waste all around you? We speak to Prajwal Erappa, who, along with his friends, has found the best use of all that plastic — to purify water!

Published on 8th February 2020

How Social Alpha is getting entrepreneurs to solve India's biggest rural worries

The people behind Social Alpha tell us about how they're getting India's brightest young entrepreneurs to solve our country's biggest problems

Published on 28th November 2018

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