Related topics: biofuel ยท ethanol

US looks ahead after ethanol subsidy expires

After a series of bitter political fights, the US Congress allowed a subsidy for ethanol fuel to expire at the end of 2011, ending a program harshly criticized by environmentalists and others.

Researchers develop 'super' yeast that turns pine into ethanol

Researchers at the University of Georgia have developed a "super strain" of yeast that can efficiently ferment ethanol from pretreated pine -- one of the most common species of trees in Georgia and the U.S. Their research ...

Is ethanol better for the environment than gas?

Dear EarthTalk: Where does ethanol as an automobile fuel fit into the alternative energy mix? Is it better for the environment than gasoline? (Donna Allgaier-Lamberti; Pullman, Mich.)

Ethanol Production Methods More Efficient Now: Study

(PhysOrg.com) -- A new University of Illinois at Chicago study of facilities that produce most of the nation's ethanol found that the energy needed to make a gallon of the corn-based fuel decreased on average by about 30 ...

Next generation of biofuels is still years away

The first trickle of fuels made from agricultural waste is finally winding its way into the nation's energy supply, after years of broken promises and hype promoting a next-generation fuel source cleaner than oil.

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