[ba] My trusty old '91 200Q
rao at pixar.com
Tue Apr 3 17:17:46 EDT 2007
I think you hit it all ... sounds like the article I read in Scientific
American a couple of months ago.
Matt twentyV wrote:
>> E-85 ... IMO there's no way this "fad" is going away
>> ... even hear Dubyah talking it up. We've already
>> got Ethanol instead of MTBE, and you can bet the
>> Corn Belt's going to lobby long and hard until it is
>> reality everywhere in the US ... it seems to be a
>> good thing, but I'm a bit concerned about the food
>> vs. fuel tradeoff ...
> I read an article in Business Week that analyzed the
> Ethanol industry. I don't have all the details in
> front of me, but there were a few points that stuck in
> my head:
> - it takes far more energy to produce a gallon of
> ethanol than a gallon of gasoline.
> - today at least, most of the energy to produce
> ethenol comes from fossil sources (electricity and
> tractor fuel).
> - ethanol delivers lower fuel mileage and higher
> emissions than gasoline.
> - because of the above, ethanol is theoretically worse
> for global warming than gasoline.
> - to make a real dent in imports we'd need to plant
> more corn- a lot more corn.
> - ethenol can't be transported through pipes, must be
> trucked (corrosive or something- can't remember for
> sure)... more fuel used. All the refineries are in
> corn-belt states, this is why we see essentially zero
> E85 here in CA.
> - advances in producing ethanol from plant fiber
> instead of corn are promising but still a few years
> from being anywhere close to economical. Long-term
> this will be better than corn as there will be more
> raw material to produce from without covering the
> country with corn fields. But it currently takes even
> more energy to produce than from corn.
> I'll try to find the article and make sure I've got
> the facts straight... going from memory here.
> Food fight? Enjoy some healthy debate
> in the Yahoo! Answers Food & Drink Q&A.
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