Biofuel research focuses on manure
The race to create a better, less controversial biofuel has spawned plenty of research into a variety of potential new sources - including switchgrass, corn stalks and algae.
Aug 07, 2012
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Aug 07, 2012
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Does converting cow manure to electricity pay off?
Studies have estimated that converting manure from the 95 million animal units in the United States would produce renewable energy equal to 8 billion gallons of gasoline, or 1% of the total energy consumption in the nation. ...
Oct 13, 2011
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Beyond the barn: Keeping dairy cows outside is good for the outdoors
Dog park lit by dog poop
(PhysOrg.com) -- A methane digester called "Park Spark" has been installed in a dog park in Cambridge, Massachusetts. The device produces methane by bacterial digestion of the dog excrement, and the methane ...
Sep 13, 2010
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Pioneering study finds small amounts of dairy antibiotics in groundwater
(PhysOrg.com) -- In the first large study to track the fate of a wide range of antibiotics given to dairy cows, UC Davis scientists found that the drugs routinely end up on the ground and in manure lagoons, ...
Aug 27, 2010
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Love that dirty water: Scientists find low-tech way to recycle H2O
Horticulturists at Pennsylvania State University have come up with a low-cost, green method for recycling so-called "gray" water -- the stuff from sinks, showers and washing machines that would otherwise go down the drain.
May 24, 2010
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Roots meshed in waste materials could clean dirty water
Plant roots enmeshed in layers of discarded materials inside upright pipes can purify dirty water from a washing machine, making it fit for growing vegetables and flushing toilets, according to Penn State ...
May 05, 2010
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