The Los Angeles-Long Beach retained its dubious distinction as the nation’s smoggiest region, with ozone pollution getting worse over the past year, according to an annual report by the American Lung ...
Milwaukee got mostly failing grades for its ozone and particle pollution. That's everything from diesel engines to coal power plants to smog.
A new report from the American Lung Association finds about half of U.S. children are living in areas with unhealthy air ...
Shelby County posted an “F” grade for ozone smog, which pushed the Memphis metro from the 32 nd-worst in the nation to 27 ...
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