LENA, IL - OCTOBER 4: Mert Green holds a beaker of 200 proof ethanol outside the Adkins Energy ethanol plant October 4, 2004 near Lena, Illinois. Adkins Energy uses corn to produce 40 million gallons of ethanol a year as well as 132 thousand tons of animal feed, a byproduct of the ethanol production. An average bushel of corn produces 2.7 gallons of ethanol. Currently the United States produces 3.3 billion gallons a year. By 2012 it is estimated production will exceed 5 billion gallons a year. (Photo Illustration by Scott Olson/Getty Images)
