Anaerobic digestion allows farmers to create renewable energy and significantly reduce manure methane emissions. Methane emission reductions have the potential to be an important source of carbon dioxide offsets under cap and trade climate legislation. Estimates of the aggregate supply curve for...

Sustainability standards for biofuel production calculated via life cycle accounting (LCA) require a certain reduction in greenhouse gas (GHG) emissions relative to gasoline. Recently it has been shown that LCA gives biased results and should be extended to incorporate indirect land use change...