i think bio fuels not a real winner given what has to go in (energy) to make the grains in the first place. have a look at this video about so called future "energy sources" and tell me what ja think. <A HREF="http://video.google.pl/videoplay?docid=2464139837181538044&q=world+bush+globalization" target="_blank">http://video.google.pl/videoplay?docid=2464139837181538044&q=world+bush+globalization</A>