Food Prices: Crisis Deepens as Biofuels Consume More Crops - Yahoo! News: "In America, 40% of the corn crop is currently diverted to make fuel for cars. 'Ethanol uses 4.9 billion bushels of corn in the U.S.,' says Lester Brown, president of the Earth Policy Institute, an environmental think tank. 'That's enough grain to feed 350 million people.'"