California agrees to new, tougher national emissions standards

Starting in 2012, U.S. cars and trucks will have stricter fuel emissions standards -- up to 39 miles per gallon for cars and 30 mpg for trucks by 2016 -- under a proposed new standard President Barack Obama plans to announce ...

Landfill cover soil methane oxidation underestimated

Landfilled waste decomposes in the absence of oxygen and results in the production of methane. Landfills are classified as the second-largest human-made source of CH4 in the U.S. Additionally, landfill gas contains numerous ...

Sunlight turns carbon dioxide to methane

Dual catalysts may be the key to efficiently turning carbon dioxide and water vapor into methane and other hydrocarbons using titania nanotubes and solar power, according to Penn State researchers.

Farmers harness manure's gases to generate power

Where others see simply manure, Danny Kluthe smells money. Long before President Barack Obama promised the country that "we will harness the sun and the winds and the soil," Kluthe already had yoked the power of pig poop.

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