Iowa as we know is the first state to hold primaries. Both parties, repubs and dems, MUST give lip-speak to corn based ethanol or their presidential candidates will never get off the ground. I am glad the EPA is acknowledging the realities of corn based ethanol. Biofuels COULD be good, they just have a lot of work to do- e.g when is cellulosic coming to production...
You have to boil 4 gallons of water and one gallon of ethanol to get one gallon of ethanol. That's one stage in the production pipeline, and it's a best case scenario. Fuel ethanol is a terrible idea. Now, as far as its other uses are concerned...