20 Mar '12, 2pm

Soon, your toilet could heat your apartment building

Now you can dump energy waste just by, well, taking a massive dump. Green tech company OriginOil is working on a project that uses toilet wastewater as a way to heat apartment buildings. OriginOil, a start-up based in Los Angeles, CA., has begun a pilot of its urban algae farm concept at the La Défense complex near Paris. Wastewater from buildings nourishes algae growth; algae is processed to make heat. The company is attempting to prove that integrating algae production into large building complexes will help bring them closer to net zero. OriginOil says its algae farms and photobioreactors can exist on apartment rooftops or even vertically along the sides of high-rise buildings. In this way, designers say, algae systems could compete with solar panels. But OriginOil’s algae system boasts a feature that solar panels don’t: Algae can actually absorb carbon dioxide. Plus, t...

Full article: http://grist.org/list/soon-your-toilet-could-heat-your-ap...

Tweets

Romney, Santorum, and the Chicago Heat:

Romney, Santorum, and the Chicago Heat:

grist.org 20 Mar '12, 11am

It’s election day in Illinois, and the hottest topic in the Land of Lincoln will — I can forecast with complete confidence...

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An example of Jenna Spevack's microfarms, cleverly hidden below a table. Photo: Jenna Spevack. Saying “I live in an urban ...

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Weather forecasters can't project out too far, but climatologists' warnings are becoming louder and more urgent . Whereas ...

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sg.news.yahoo.com 19 Mar '12, 5pm

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earthobservatory.nasa.gov 20 Mar '12, 10pm

A huge, lingering ridge of high pressure over the eastern half of the United States brought summer-like temperatures to No...

Historic Heat in North America Turns Winter to ...

earthobservatory.nasa.gov 20 Mar '12, 10pm

A huge, lingering ridge of high pressure over the eastern half of the United States brought summer-like temperatures to No...

Yep, March has been very warm in North America....

earthobservatory.nasa.gov 20 Mar '12, 10pm

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