Researchers make visible chronic air pollution afflicting North Macedonia and spark debate about how air quality could be ...

The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health risks. Michigan residents can check the AQI through various online ...

At "hazardous" levels, the region is experiencing an air quality emergency. Those with chronic respiratory or cardiovascular conditions are more at risk of developing serious health issues as ...

Amid summer temperatures and wildfires burning in the Inland Empire, some areas of Southern California will experience adverse air quality on Monday. Unhealthy air quality is anticipated for the ...

A gray haze from wildfire smoke could be seen in Cincinnati, and the entire state of Minnesota is under an air quality alert.

Air quality in confined spaces can change in an instant—and assumptions can be costly. Here’s why continuous monitoring and ...

The fire, known as the Border 6 Fire near Campo and Tecate, has burned over 200 acres on the Mexico side. Smoke from the ...

Haze from Canadian wildfires is seen over Lake Michigan as a person runs along the shoreline Monday in Chicago. Wildfires burning in British Columbia, Alberta, Saskatchewan, Manitoba and Ontario are ...

The Southwest Ohio Air Quality Agency issued an air quality alert for Thursday, June 12, in Greater Cincinnati. The air quality alert will remain in effect until midnight in Butler, Clermont, Clinton, ...

While widespread issues from firework pollution is not expected, air quality on a local scale can get hazardous for short ...

Minneapolis: Hazardous air quality Tuesday, with dramatic improvement by late morning Wednesday. Thursday should be pleasant with some potential for smoke to make a return later in the week.