New energy economics: Can scientists really estimate indirect land use?
FARGO - As mentioned in previous columns, public debate concerning biofuels now centers on global warming and indirect land use changes (LUC). Originally, the biofuel industry expanded based on additional farm income or rural economic development that potentially could be generated. Through time, the potential for renewable biofuels to provide energy independence and a sustainable supply were important policy themes. Now discussion focuses solely on biofuel's role in reducing greenhouse gas emissions.Word count: 484
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