An air quality alert remains in effect for the entire Chicago area, with another "Air Pollution Action Day" alert declared as wildfire smoke from Canadian wildfires continues to impact parts of the ...

Chicago air quality is at an unhealthy level for many, especially sensitive groups, as smoke from the Canadian wildfires is blown in by winds from the northwest.

Another large fire exacerbated by climate change is threatening the health of Chicagoans. Government officials issued an air pollution "action day" on Thursday.

Wildfires are still raging in Canada, where there have been dozens of active fires, and over 33,000 people have been forced to evacuate their homes.

An air quality alert is in effect until midnight Thursday for the Chicago area as Canadian wildfires continue, officials said. The Illinois Environmental Protection Agency declared an Air ...

An air quality alert has been extended for the Chicago area as “unhealthy” levels are expected to continue into the start of the weekend with wildfire smoke lingering in the area. The poor air ...

CHICAGO (WLS) -- The Chicago area is under an air quality alert until Friday night due to the Canadian wildfire smoke. Environmental officials said the pollutants from the smoke will be sticking ...

Smoke from wildfires still raging in Canada is degrading air quality across the northern U.S., turning skies a murky orange ...

Wildfires in Canada are expected to bring smoke and affect air quality in states across the midwest, including Wisconsin, Michigan and Minnesota.