Bikers wait at a light in Beijing last month as smog shrouds buildings a block away. Environmentalists and experts fear the city will be unfit to host next year's Olympics. Bikers wait at a light in Beijing last month as smog shrouds buildings a block away. Environmentalists and experts fear the city will be unfit to host next year's Olympics.
Photo Credit: By Shuji Kajiyama -- Associated Press
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