by Erin Massey -- Sept 5, 2005
'Research ebbs and flows with the cost of petroleum,' said Michael Cotta, research leader of the U.S. Department of Agriculture's fermentation biotechnology research unit in Peoria. 'It increased during the World War II oil [shortage] and again in the 1970s.'
Its importance has returned, thanks to the spike in gas prices.
Cotta's focus is biomass, or fuel made from crop waste. He's pursuing the idea that corn husks would be cheaper and more plentiful than corn in producing ethanol for fuel.
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