Study: Southern California’s Air Quality Getting Healthier

October 2, 2014 8:45 PM

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Study: Southern California’s Air Quality Getting Healthier

LOS ANGELES (CBSLA.com) — The cancer risk from air pollution in Southern California has dropped by more than 50 percent since 2005, according a study released Thursday by the South Coast Air Quality Management District.

The district’s Multiple Air Toxics Study IV found that the average cancer risk from air pollution across the region declined from 1,194 in 1 million in 2005 to 418 in 1 million in 2012-2013. The risk reduction follows a trend of declining toxic emissions in the region since the first study was condu...

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