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Oceans' uptake of manmade carbon may be slowing

The oceans play a key role in regulating climate, absorbing more than a quarter of the carbon dioxide that humans put into the air. (2009-11-19)

Developing 'green' tires that boost mileage and cut carbon dioxide emissions

A new generation of "green" automobile tires that can boost fuel efficiency without sacrificing safety and durability is rolling their way through the research pipeline. (2009-11-19)

UT Knoxville and ORNL researchers turn algae into high-temperature hydrogen source

In the quest to make hydrogen as a clean alternative fuel source, researchers have been stymied about how to create usable hydrogen that is clean and sustainable without relying on an intensive, high-energy process that outweighs the benefits of not using petroleum to power vehicles. (2009-11-12)

Chemists describe solar energy progress and challenges, including the 'artificial leaf'

Scientists are making progress toward development of an "artificial leaf" that mimics a real leaf's chemical magic with photosynthesis - but instead converts sunlight and water into a liquid fuel such as methanol for cars and trucks. (2009-11-06)

Climate variability impacts the deep sea

Deep-sea ecosystems occupying 60% of the Earth's surface could be vulnerable to the effects of global warming warn scientists writing in the Proceedings of the National Academy of Sciences. (2009-11-03)