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2011-07-13 11:58:25

Growing perennial grasses on the least productive farmland now used for corn ethanol production in the US would result in higher overall corn yields, more ethanol output per acre and better groundwater quality, researchers report in a new study.


Word of the Day
ecotone
  • A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.