The city is racing to put up 277 sensors. Once installed, Chicago will have the most high-quality air monitors in the country ...

The city is racing to put up 277 sensors. Once installed, Chicago will have the most high-quality air monitors in the country ...

Concern for poor air quality in the greater Chicago area remains as the Illinois EPA extends its alert until Thursday night.

An air quality alert in the Chicago area has been extended for another day as Canadian wildfire smoke continues to plague the ...

As Canadian wildfire smoke lingers in the skies, the Chicago area will soon be under an air quality alert, but the smoke ...

The public is advised to take precautions, especially those sensitive to polluted conditions, by limiting their time outside and keeping windows and doors closed.

Breathing in polluted air for extended periods of time can pose a serious health risk for people, especially for vulnerable ...

CHICAGO (WLS) -- An air quality alert has been extended for part of the Chicago area through Thursday. The alert for McHenry, Lake, Kane, DuPage, Kendall, Grundy, Cook and Will counties in Illinois ...

Douglas McIntyre, Editor-in-Chief at Climate Crisis 24/7, reports on alarming air quality levels across North America, as ...

Chicago faces an air quality alert due to Canadian wildfire smoke and high ozone levels, with risks for sensitive groups.

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air for at least the third day.