An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

Smoke from wildfires in Canada has spread more than 5,000 miles, reaching parts of Russia and Europe during the past week.

The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for areas in northern Minnesota.

Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled ...

Unsettled weather for now, but the pattern flips again with heat and possible smoke on the horizon. We really seem to be in a ...

Smoke from Canadian wildfires continues to plague the Upper Midwest and Great Lakes region, with multiple states under air ...

Lake Huron has an average depth of 195 feet and a maximum depth of 750 feet, according to the U.S. Environmental Protection ...

The U.S. Environmental Protection Agency warns that wildfire smoke contains dangerous pollutants in the form of fine ...