As wildfires continue to rage in western Canada, the Environmental Protection Agency issued its first alert of the year for ...

Canadian wildfires brought some of the worst air quality in the world to Chicago last week. Since then, the AQI has gotten a ...

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

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

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

An air quality alert has been issued for much of the Chicago area Wednesday afternoon as Canadian wildfire smoke once again ...

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

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

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

Chicago’s air took a hit overnight as smoke from more than 100 Canadian wildfires drifted into the city, pushing the air ...

A Chicago Air Quality Alert has been extended through Friday as smoke from Canada wildfires has pushed the AQI into unhealthy ...

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