World of Change

Cities around the globe have already set carbon pollution reduction goals. They’re cutting carbon pollution and creating better places to live in the process.
San Francisco (Right Photo © Tom Prete)

Biofuel Buses

San Francisco's buses run on recycled fry grease—buses, street sweepers and the rest of the city's diesel fleet use a biofuel blend. It's part of the city's plan to cut carbon pollution up to 20 percent by 2012.

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Keeping Forests Alive