US decision on ethanol blend put off until fall

(AP) -- The Environmental Protection Agency says it will wait until this fall to decide whether U.S. car engines can handle higher concentrations of ethanol in gasoline.

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 ...

High-purity hydrogen generated from a single device

(PhysOrg.com) -- There are many ways to generate hydrogen, such as water electrolysis and steam reforming of gas, but the hydrogen produced by these methods tends to be combined with other byproduct and residual gases. For ...

Tequila plant could fuel vehicles and help reduce emissions

In an article published today in the journal Energy and Environmental Science, plant physiologist Dr Daniel Tan and his University of Oxford collaborators have analysed the potential to produce bioethanol (biofuel) from the ...

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 ...

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