Is making ethanol from veggies a waste of fossil energy sources?(ENERGY)

Advanced Materials & Processes,  September, 2005  

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Turning plants such as corn, soybeans, and sunflowers into fuel uses much more energy than the resulting ethanol or biodiesel generates, according to a new study from Cornell University and the University of California-Berkeley. [ILLUSTRATION OMITTED] "There is just no energy benefit to using plant biomass for liquid fuel," says David Pimentel, professor of ecology and agriculture at Cornell.

"These strategies are not sustainable." Prof. Pimentel and Tad W. Patzek, professor of civil and environmental engineering at Berkeley, conducted a detailed analysis ...

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