I find this chain reaction pretty amazing. High oil prices encourage farmers to plant corn for ethanol, more corn means less wheat planted, less wheat planted means higher wheat prices, higher wheat prices means more conserved land put into use.
http://www.nytimes.com/2008/04/09/bu...9conserve.html
What's hilarious/troubling is that some people still don't get it:
“We’re in a crisis here. Do we want to eat, or do we want to worry about the birds?” asked JR Paterakis, a Baltimore baker who said he was so distressed at a meeting last month with Edward T. Schafer, the agriculture secretary, that he stood up and started speaking “vehemently.”