There are many who argue that corn ethanol should replace fossil fuel gas as the primary source for running cars.

许多人认为，玉米乙醇应该取代化石燃料气体，成为汽车的主要燃料。

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Some critics have suggested that the production of corn ethanol uses up more fossil fuel energy than the biofuel energy it eventually produces.

一些批评人士指出，玉米乙醇的生产所消耗的化石燃料能源比它最终生产的生物燃料能源还要多。

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Algae are attracting attention because the strains can potentially produce 10 or more times more fuel per acre than the corn used to make ethanol or the soybeans used to make biodiesel.

藻类之所以有吸引力是因为他们有能力生产更多燃料，他们产生的燃料可能达到制造酒精的玉米和生产生物柴油的10倍甚至更多。

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Corn,or maize,is mostly fed to animals or made into ethanol fuel and high-fructose corn syrup.

VOA: special.2010.12.07

Choosing plants with no food value sidesteps one of the biggest criticisms of another synthetic fuel, corn ethanol, because critics say that corn should be used as food, not fuel.

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Two well-known cynics, David Pimentel of Cornell and Tad Patzek of UC, Berkeley, calculate that producing a gallon of corn ethanol consumes 29% more fossil fuel energy than the ethanol displaces.

FORBES: Temperance

In pursuit of energy independence, the United States is diverting about a quarter of the national corn crop to produce ethanol fuel.

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