Chronically Dirty Air Means Chronic Illness in Picturesque California Valley

July 23, 2017 05:01 AM
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The U.S. state of California made news last week when it voted to extend its cap and trade legislation, designed to combat climate change, until 2030. Despite California's clean image, parts of the state are battling an old enemy: smog. VOA's Kevin Enochs reports.