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Environment
Clearing the Air: How Clean Air Is Possible and Affordable by 2013
California's San Joaquin Valley suffers from some of the most dangerous air in the nation — a known environmental and public health problem for more than two decades. Clearing the Air: How Clean Air Is Possible and Affordable by 2013 (88 pages, PDF), a report from the William and Flora Hewlett Foundation, outlines an affordable and achievable road map to cleaning the valley's notoriously dirty air by 2013, the federal deadline to do so.
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