Biofuels: Optimism and Concerns - Desert Research Institute
Biofuels: Optimism and Concerns - Desert Research Institute
Biofuels: Optimism and Concerns - Desert Research Institute
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Rapid Growth of <strong>Biofuels</strong> in the U.S.<br />
• Currently dominated by corn-based<br />
ethanol<br />
– 6.4 billion gallons in 2007<br />
– Supplies about 4% of U.S. gasoline<br />
dem<strong>and</strong><br />
– Requires about 15% of U.S. corn crop<br />
• Biodiesel is growing, but still small<br />
– 0.45 billion gallons in 2007<br />
– Supplies ~1% of U.S. diesel dem<strong>and</strong><br />
– Main feedstocks:<br />
• U.S. – soy oil <strong>and</strong> waste oils<br />
• Europe – rapeseed oil<br />
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