A study in Environmental Research Letters found that converting grasslands for
ethanol production generated as much carbon emissions as 28 million cars.
By 2001 every BTU consumed in
ethanol production generated 67 percent more energy, when coproducts like distillers» grains are taken into account.
Not exact matches
Previously developed techniques for
generating hydrogen from
ethanol are best suited to large - scale
production at specialized facilities, however, because they require external sources of heat.
These findings have significance for human health but also for biofuels
production, since the same sugars can be fed to yeast to
generate ethanol and other liquid fuels.
The United States provides a range of incentives for
ethanol production including exclusion from excise taxes, mandating clean air performance requirements that created markets for
ethanol, and tax incentives and accelerated depreciation schedules for electricity
generating equipment that burn biomass (USDOE, 2005).