I had been wondering about this. Scary how quickly the prices are soaring.

Quoted: The U.N. World Food Program's executive director told the Los Angeles Times that "a perfect storm" is hitting the world's hungry, as demand for aid surges while food prices skyrocket. Cost increases are affecting most countries around the globe, with prices for dairy products up 80 percent, cooking oils up 50 percent, and grains up 42 percent from 2006 to 2007.

This is an aspect of global warming I hadn't even considered...

Quoted: New varieties of crops able to function in a warmer world are needed if famines are to be avoided, researchers say. New forecasts say warming will shrink South Asia's wheat area by half.