Study: Ethanol won't solve energy problems

July 11, 2006 Graphic shows bushels of corn used for ethanol production. (AP Graphic)

Graphic shows bushels of corn used for ethanol production. (AP Graphic)

(AP) -- Ethanol is far from a cure-all for the nation's energy problems. It's not as environmentally friendly as some supporters claim and would supply only 12 percent of U.S. motoring fuel - even if every acre of corn were used.

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