A cold front is bringing storms and lower temperatures to parts of the country, while the Midwest sees poor air quality from ...

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 ...

Canadian wildfire smoke is drifiting across Michigan. As of July 31, the entire state is under an advisory for unhealthy air.

The elevated levels of fine particulate matter resulting from wildfire smoke could present significant health risks.

Canada is facing another dangerous wildfire season, with burning forests sending smoke plumes across the provinces and into ...

"The air quality is officially dangerous in Chicago," says Brian Urbaszewski, director of environmental health programs at ...

The Iowa DNR has placed an air quality alert for much of the state due to "moderate to heavy" smoke conditions. The alert ...

But when smoke plumes are close to the surface, people are breathing in wildfire chemicals and tiny particles. Those particles, known as PM2.5, can get deep into the lungs and exacerbate asthma and ...

Health remains a top concern for those living near the burn scars of the Los Angeles wildfires that erupted in January. Now, ...

Canadian wildfire smoke creates health risks in Minnesota. Poor air quality spreads statewide, prompting a Weather Impact ...