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Supertopics:
Biologists
UC Berkeley People
Peak Oil Writers N through Z
Patzek, Tad (UC Berkeley)
Subtopics:
Pimentel and Patzek's ethanol study
ethanol not worth the energy
web
Mark Johnson
Associated Press
2005-07-17
ethanol uses more energy than it makes
web
Elizabeth Svoboda
San Francisco Chronicle
2005-06-27