"On other grounds, ethanol can't work either [3]. Meanwhile, wind, solar and hydro provisions won't be sufficient in and by themselves. In addition, what sort of work will people - the billions making their livings in industries related to airlines, cruise lines, mechanized workshops and factories producing oil based products such as plastic items and fertilizers -- do since their jobs are dependent on the use of huge amounts of petroleum? Yes, what will they all do once it all but disappears?"
http://www.inteldaily.com/news/173/A...009-08-20.html