By Deborah Zabarenko, Environment Correspondent
WASHINGTON, Sept 8 (Reuters) - Genetically engineered bacteria could make cellulosic ethanol cheaper to manufacture, researchers reported on Monday, in a finding that may unlock more energy from the waste products of farming and forestry.
Ethanol from cellulose, the kind of sugar in the likes of cornstalks and sawdust, is being promoted as an environmentally friendly alternative to fossil fuels, with the advantage that it ...
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