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

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

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

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

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

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

An Air Pollution Action Day was called Wednesday morning for the Chicago area and is in effect until midnight, weather ...

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

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

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

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

In addition to the Midwest and eastern US, the smoke from the fires has caused air quality to drop to unhealthy levels in ...