sewage
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How tracking poop could help build better communities
The U.S. Census is a slow, constipated process -- could public officials benefit from a quicker approach to counting heads?
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Snow made from sewage looks like someone peed on it
It wasn't supposed to be this way.
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Climate change means you’re going to have to ski on snow made out of sewage
In the future, all the ski slopes will be doing what Arizona Snowbowl is doing this season: making snow out of sewage effluent.
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Drain-eye shaman puts sensors in New York’s sewers
Grist is proud to present the Change Gang — profiles of people who are leading change on the ground toward a more sustainable society and a greener planet. Some we’ve written about before; some are new to our pages. Some you’ll have heard of; most you probably won’t. Know someone we should add to the […]
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Poop-fueled batteries could clean water while generating energy
If there's one thing humans can apparently generate an endless supply of, it's shit. So why not use that to produce things we need but don't have enough of, like clean water and energy? Environmental engineer Bruce Logan is developing fuel cells that may be able to do that, cleaning wastewater while generating and storing energy.
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How to turn raw sewage into profit
For most people, having a open stream of sewage running past your backyard is a problem, not an asset. That how Keshav Tavre, who lives in Bhiwandi, India, saw it, until he decided to set up a homemade filtration system. With a series of walls and layers of soil, he was able to filter the sewage until it was clean enough to use to grow crops. Later, he sold water commercially do local dye industries.