Canada Wildfires and U.S. Air Quality: What to Know and How Long the Smoke Will Last

[news]

The ongoing outbreak of fires in Canada is sending new waves of smoke into the American Midwest, and the pollution has been seen as far away as Europe.

More... (https://www.nytimes.com/2023/06/28/world/canada/canada-wildfires-smoke-us-air-quality.html)