Greg Langmo’s work is the centerpiece of America’s Thanksgiving dinner table. But finding a use for the by-products of his family-run turkey farm near Litchfield, Minn., has long been a challenge for ...
The Water Pollution Control Plant in South Arlington (via DES/Flickr) Your poop could give Arlington County natural gas to power buildings or buses. The energy could be used to power the wastewater ...
Innovators from around the world who see power in steaming piles of poop are getting serious money from Microsoft billionaire Bill Gates' foundation to help the world's 2.1 billion urban dwellers ...
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