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

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

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

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

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

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

Wildfire smoke from blazes burning in the Canadian prairie has drifted across New York and Chicago, contributing to ...

As of early Thursday, the air quality for much of northeast Illinois, including multiple suburbs to the north and some to the ...

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

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

Chicago had the worst air quality overnight Wednesday into Thursday, the latest American city to feel the impact of wildfire ...