GREEN
03/24/2010 05:12 am ET Updated May 25, 2011

Ethanol: One Quarter Of US Grain Crops Fed To Cars

One-quarter of all the maize and other grain crops grown in the US now ends up as biofuel in cars rather than being used to feed people, according to new analysis which suggests that the biofuel revolution launched by former President George Bush in 2007 is impacting on world food supplies.

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