The U.S. set a goal to obtain one billion gallons of home-grown fuel from corn stalks, wood chips and other non-edible waste by 2013 and 16 billion gallons by 2022, under the 2007 renewable fuel standard (RFS), but there is still not one cellulosic (non-food or non-edible parts of plants) ethanol plant in the U.S., […]
↧