"No doubt" ??? "Absolutely" ?????
"Correct" ???????? Todd Appal Energy [EMAIL PROTECTED] > No doubt all what professor Pimentel has said is absolutely correct. But in > 50 years time when world conventional oil production is down to 17 billion > barrels per day and demand for oil equivalent in liquid fuels is 70 billion > barrels per day, American motor vehicles are not going to be powered solely > by ethanol produced from corn. > > There will be other far more efficient methods of producing energy for > transportation. Enzymatic conversion of cellulosic feed stocks to sugars and > alcohols will no doubt be one of them. If we already have the technology to > clone stud animals today, then surely we will soon have the technology to > genetically engineer plants that produce their own enzymes not only for > cellulose-sugar conversion, but also sugar-alcohol conversion. We will > simply mash up these plants, put them into a fermentation tank, add water, > raise the temperature and distil the resulting beer. > > Deriving liquid fuels from natural gas, coal, shale, tar sands and methane > hydrates etc. will not only be too expensive, but also create atmospheric, > land and water pollution which by 2050 will no longer be politically > acceptable in any part of the world. Therefore a combination of reduced > demand for liquid fuels and cheap bio fuels produced from dedicated energy > crops is the most likely long term scenario. > > In the meantime however, what if it takes 70% more energy to produce ethanol > from corn that the ethanol produces? It is good for the atmosphere, it is > good for the farmers, it makes cars run better and it boosts technology > development. > > So the industry is subsidised. What would we rather do? Spend the tax dollar > on something that is good for the rural GDP and good for the planet, or make > OPEC wealthier, spew more CO2 into the atmosphere and have our economies run > down a path of ever increasing environmental cost and diminishing resources. > > Sometimes one wonders what these so called scientists do for common sense. > They are so busy investigating, analysing, and tabulating, that they loose > sight of the practical world that we live in. > > Hanns ------------------------ Yahoo! Groups Sponsor ---------------------~--> Small business owners... Tell us what you think! http://us.click.yahoo.com/vO1FAB/txzCAA/ySSFAA/FGYolB/TM ---------------------------------------------------------------------~-> Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Please do NOT send "unsubscribe" messages to the list address. To unsubscribe, send an email to: [EMAIL PROTECTED] Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
