Although it is recommended to hunker inside during these stretches, experts say indoor air quality can often be just as bad, ...

An air quality alert covering the entire state of Minnesota continues on Thursday, marring otherwise fairly ideal weather ...

Wildfire smoke drifting across the Great Lakes has caused air quality to plunge to hazardous levels in several states, ...

As of 9 a.m., six of the 10 cities with the worst air quality in the country are in Wisconsin, according to IQAir, a company ...

Last week, Canadian wildfire smoke blanketed Wisconsin and caused the Air Quality Index to reach the unhealthy level for ...

Delhi experienced its cleanest July in over a decade, with an average Air Quality Index (AQI) of 79, the lowest since 2015.

Chicago’s air quality was among the worst in the world Thursday afternoon, according to IQAir. The air quality in Chicago around 4:30 p.m. Thursday was the second worst in the world, behind Kinshasa, ...

Toronto’s air quality index was at eight, or “high risk,” this morning. Environment Canada says reduced air quality can cause ...

More days of wildfire smoke may mean more trouble for your pets, as veterinarians say they're seeing an increase in respiratory illness in dogs, cats and even birds.

The Illinois Environmental Protection Agency issued a Red Forecast Air Pollution Action Day for Thursday, July 31, for the ...

Duluth, North Shore are in a Very Unhealthy Air Quality Alert, with the rest of Minnesota under a Red AQI. Wisconsin reports very unhealthy conditions on Thursday, July 31.

Canadian wildfire smoke is drifint across Michigan. As of July 31, there is a statewide advisory for unhealthy air.