EarthTalk: Proximity to traffic-related pollution a factor in childhood asthma – Sacramento Bee

EarthTalk: Proximity to traffic-related pollution a factor in childhood asthma
Sacramento Bee
To wit, a recent study by the University of Southern California – the most comprehensive by far to date on this topic – found that at least 8 percent of the more than 300,000 cases of childhood asthma in Los Angeles County, Calif., can be attributed to …

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