| http://www.w3.org/ns/prov#value | - Pin This!WASHINGTON ??? The USDA released economic analysis May 19 that shows high energy prices, increasing global demand, drought and other factors ??? not biofuels ??? are the primary drivers of higher food costs.U.S. Agriculture Secretary Ed Schafer pointed to the fact that oil prices have broken through a series of price ceilings this year.???Developing diversity in our portfolio of fuels is
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