Wildfires Are Killing Decades of US Clean Air Improvements This story was originally published by the Grist and is reproduced here as part of the Climate Desk collaboration. Smoke from wildfires across the continental US is stalling—in some places, reversing—years of progress on air quality. “The influence of wildfire smoke is broad, and it is affecting populations that did... #press https://www.motherjones.com/politics/2023/09/air-quality-wildfire-smoke-nature-study/?utm_source=press.coop