In the battle between food and fuel, cellulosic ethanol might not be a great idea or even a viable solution to our energy woes, but enzyme company Novozymes says it’s coming, regardless. (Cellulosic ethanol is different than the regular kind — it’s produced from “leftover” crop waste that is first digested by enzymes.)

Check out Novozymes’ interactive map on the subject, which claims that by 2014, the U.S. will have 250 million gallons of cellulosic ethanol refining capacity.