Another large fire exacerbated by climate change is threatening the health of Chicagoans. Government officials issued an air ...

An air quality alert is in effect until midnight Thursday for the Chicago area as Canadian wildfires continue.

Smoke coming in from Canadian wildfires settled over Chicago, causing unhealthy air quality conditions for at-risk groups.

Tiny, airborne smoke particles blowing in from Canadian wildfires resisted dispersal from a steady, light rain across the Chicago area Wednesday, concentrating even more Thursday to reach levels ...

After a smoky finish to the week that saw air quality alerts impacting the Chicago area, a more pleasant start to the weekend ...

An air quality alert remains in effect for the entire Chicago area, with another "Air Pollution Action Day" alert declared as ...

Smoke from Canadian wildfires triggered an air quality alert Thursday across northeast Illinois, meaning conditions are ...

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

CHICAGO (WLS) -- An Air Quality Alert remains in effect Friday due to smoke from Canadian wildfires. The alert remains in effect for the area until midnight Friday. ABC7 Accuweather Meteorologist ...

Smoke from Canadian wildfires continues to plague the Upper Midwest and Great Lakes region, with multiple states under air ...

Smoke from wildfires in Canada moved into the Chicago area Friday evening. Doctors are warning people about the potential ...

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