North American Cities Face Severe Air Quality Due to Wildfire Smoke

TL;DR
Chicago's air quality has deteriorated to some of the worst levels in the world due to smoke from Canadian wildfires, prompting health warnings and an air quality alert, with conditions expected to improve by Saturday.
Topics:nationenvironment#air-quality#air-quality-alert#canadian-wildfires#chicago#environment#health-warnings
- Chicago’s Air Quality Among Worst In The World Right Now Thanks To Canadian Wildfires Block Club Chicago
- New air quality alert issued for northern Minnesota MPR News
- Expect a long summer of wildfire smoke for North America Yale Climate Connections
- Eastern U.S. Is Shrouded in Smoke From Canadian Wildfires and Saharan Dust The New York Times
- Wildfire smoke gives Chicago, Detroit some of world’s worst air quality The Washington Post
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