Tuesday, October 4, 2022
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New study warns wildfire smoke is reversing gains made after Clean Air Act

A new study from Washington University warns that smoke from wildfires is behind a decline in air quality. Researchers say the smoke has gotten so severe that it’s reversing progress made since the Clean Air Act was signed in 1970. CBS News’ Elaine Quijano spoke with Marshall Burke, an associate professor of global environmental policy at Standford University, to discuss. Source