US 'extreme drought' zones triple in size

The drought in America's breadbasket is intensifying at an unprecedented rate, experts warned, driving concern food prices could soar if crops in the world's key producer are decimated.

Lower gas prices beat lower greenhouse gases in online survey

Asked to choose between lower gasoline prices and reduced greenhouse gas emissions from gasoline, 66 percent of Americans in a new online survey chose lower gas prices and the rest said that reducing the emissions that cause ...

Price increases caused by US biofuel mandate hurts poor countries

(Phys.org)—Price increases for corn—a direct result of the U.S. biofuels mandate—added $11.6 billion in costs for countries importing the food staple between 2006 and 2011. More than half the increase fell on poorer, ...

Ethanol mandate not the best option

Many people are willing to pay a premium for ethanol, but not enough to justify the government mandate for the corn-based fuel, a Michigan State University economist argues.

ASU, Stanford examine implications of bioenergy crops

A team of researchers from Arizona State University, Stanford University and Carnegie Institution for Science has found that converting large swaths of land to bioenergy crops could have a wide range of effects on regional ...

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