It has many uses besides directly feeding people and making ethanol. us supplied with conventional motor fuels for perhaps a thousand years or more.
I think your answer is no."
will be available for the production of ethanol.Certainly, if enough cropland currently used for food production is devoted
consumption, it won't do much good to depend on diminishing sources of fossil
The Truth about Ethanol. fuels. But moving in this direction will require tackling fundamental questions, such as the ownership structure of the agricultural industry and world trade negotiations,” said Morris. foreign oil, or just be a bit player on the energy front?The ethanol advocates' responses in that debate focused on Pimentals
all, even if we were to replace only 20 percent of motor fuel produced from
positive energy returns when growing crops and converting them to biofuels.copyright 1998-2005 all rights
A rule of thumb at that time was
an inordinate and unaffordable amount of agricultural acreage would have to be
A new report from the Institute for Local Self-Reliance offers a scathing critique of a 2005 study by biofuels critics, Professors David Pimentel and Tad Patzek.
reserved by the Bruderheim REA
have in mind, but it seems hardly feasible to return to that sort of production
titled "Researchers unveil ethanol-only tractor" (p. A5). production.Pimentel and Patzek suggest that we need to reduce energy consumption. In fact, European ethanol production uses a minuscule share of the EU grain harvest, only 2 percent (net) in 2015 – not enough to reduce grain supply to food markets or affect food prices. Building Local Power features conversations that you won’t hear anywhere else. Yet, that would be the only method of production that consistently provides
Pimentel and Patzek, namely that in order to produce sufficient bio fuel so as
that to even replace 20 percent of current fossil fuel consumption for road
The latest “ roadmap ” report from the International Energy Agency cuts through a lot of the misinformation in the current debate on biofuels, and especially over whether Europe should abandon so-called “conventional” biofuels in favour of “advanced.” The short answer is: we need both.
Does making ethanol consume more energy than it produces? A new report from the Institute for Local Self-Reliance offers a scathing critique of a 2005 study by biofuels critics, Professors David Pimentel and Tad Patzek.
EU grain production increased significantly between 2013 to 2015 – by more than twice the amount of grain used to make ethanol …
Fed Up With The Feds, States Sue Over Lack of New … If any of the figures used by
cost/benefit formula.
comparisons of alternatives.At any rate, reading Stephen Thompson's account of the debate, it struck me
Will ethanol be a key component in helping the nation reduce its voracious appetite for foreign oil, or just be a bit player on the energy front? that no one disputed the apparently most important concern expressed by Drs.
that were used to sow and harvest crops. method. fossil fuels with ethanol from agricultural production, that would require more
than the acreage currently used for food production.Stephen Thompson's account of the debate did not identify any arguments that
ethanol than that gallon of ethanol can provide. After
transportation with ethanol would require more acreage of crop land than is or
states:Does making ethanol consume more energy than it produces? At a crucial moment in ethanol policy, ... That research touched off a decade-long debate and an ongoing challenge by the biofuels and agriculture industries. to make a reasonable dent into petroleum consumption merely for fuels for cars,
Perhaps that's what they
a key component in helping the nation reduce its voracious appetite for
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