The "mixed review" part refers only to ethanol from corn. This article sees only positives with cellulosic ethanol. Corn ethanol is less desireable insofar as it requires more non-renewable process energy to produce it.
MercuryNews.com | 01/26/2006 | Study gives mixed review of ethanol:
by Mike Taugher, Knight Ridder
"The study, by University of California-Berkeley researchers and published in the journal Science, says earlier studies were wrong to claim ethanol is an ineffective fuel because it takes too much petroleum to produce."
Thursday, January 26, 2006
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