To measure containment, officials use percentages instead of miles covered. The measurement describes "how much of a wildfire ...

The Iowa Department of Natural Resources has announced an air quality alert across Iowa that will be in effect until 6 a.m., Thursday, June 5. During this time, Iowa DNR expects the air to contain an ...

By Erica Dischino, Patrick Wingrove and Amanda Stephenson DULUTH, Minnesota (Reuters) -Smoke from wildfires burning in three ...

Smoke from Canadian wildfires has carried another day of poor air quality south of the border to the American Midwest.

MINNESOTA, USA — The smoke in the air on Tuesday was so thick you could see it and smell it. The Minnesota Pollution Control ...

Haze from Canadian wildfires is seen over Lake Michigan as a person runs along the shoreline Monday in Chicago. Wildfires ...

Parts of the Upper Midwest were under air quality alerts on Tuesday. The New York City region is expected to be at risk on ...

Air quality alerts stretch from Alberta to parts of northern Ontario, according to Environment and Climate Change Canada, with some U.S. states also seeing advisories.

Smoke that was visible on satellite over Wisconsin and Illinois on Monday is expected to drift into Ohio Tuesday, bringing a ...

The heavy wildfire smoke and rain blanketed the Twin Cities on Tuesday will clear out for a very nice Wednesday.

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