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

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

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

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

Illinois environmental officials are warning residents about air quality concerns as wildfire smoke from Canada persists in ...

An air quality alert has been extended for the Chicago area as "unhealthy" levels are expected to continue into the start of ...

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

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 ...

The Illinois Environmental Protection Agency does not expect this weekend's smoke infiltration to be as dangerous as June ...

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

The Chicago area is under an air quality alert until due to the Canadian wildfire smoke. Environmental officials said the pollutants from the smoke will be sticking around the area through at least ...

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