Ethanol plants have made significant progress in decreasing their energy and environmental footprints, according to a new study. Producing a gallon of ethanol in 2012 used less energy and water than in 2008, and the industry has a higher yield per bushel of corn, according to study co-author Steffen Mueller of the Energy Resources Center at the University of Illinois at Chicago. "The bottom line is the carbon footprint, energy footprint of ethanol production continues to improve, while the carbon footprint for oil, frankly, continues to get worse," said Renewable Fuels Association President and CEO Bob Dinneen.

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