Rise in Ethanol Raises Concerns About Corn as a Food
CHICAGO, Jan. 4 — Renewing concerns about whether there will be enough corn to support the demand for both fuel and food, a new study has found that ethanol plants could use as much as half of America’s corn crop next year.
http://www.nytimes.com/2007/01/05/business/05ethanol.html?_r=1&ref=science&oref=slogin