September 2005


HPImpact: Debate continues over ethanol use vs. actual energy savings

WENDY WEIRAUCH, MANAGING EDITOR       Comments? Write: Turning plants..

WENDY WEIRAUCH, MANAGING EDITOR       Comments? Write: Turning plants such as corn, soybeans and sunflowers into fuel uses much more energy than what the resulting ethanol or biodiesel generates, according to a new Cornell University and University of California-Berkeley study. The detailed analysis examines the energy input-yield ratios of producing ethanol from corn, switch grass and wood biomass as well as for producing biodiesel from soybean and sunflower plants. The research was conducted by David

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