Is crop residue a waste

摘要: Reducing and off setting anthropogenic emission of CO2 by fossil fuel combustion is a major global issue because the threat climate change associated with rapid increase in atmospheric concentration carbon dioxide (CO2). Renewable sources energy production biofuel an important strategy significance for reducing from atmosphere. In 1999, President Clinton called United States to annual renewable resources 2030 (Federal Register, 1999). 2003, George W. Bush set national goal reduce greenhouse gas intensity U.S. economy 18 percent 2012 (U.S. Department State, 2003). The defined as ratio emitted (expressed C equivalent) per real gross domestic product. Consequently, importance bioenergy widely recognized, biomass be used feedstock are being enthusiastically pursued. It this regard that crop residues considered potential production. To economically ecologically viable, gains source must outweigh use collation …