The Great Cellulosic Hope

Remember switchgrass? Made famous in President George W. Bush's 2006 State of the Union address, he boasted of increased federal funding for new ethanol feedstocks, including wood chips, stalks and yes, switchgrass. Cellulosic ethanol--created from feedstocks such as corn cobs and husks, sawdust and chips, and "energy grasses" such as switchgrass--has been hyped as heir apparent of corn-based ethanol for several years.