Smoke from wildfires in northern Alberta and northeastern B.C. was expected to reach Calgary this weekend, with forecasters ...

Experts say people should take precautions such as wearing an N95 mask while outdoors or heading inside and closing the ...

Michigan's air quality suffers due to Canadian wildfires, with advisories in place affecting numerous counties. What ...

Social media posts highlighting government statistics reporting most blazes in Manitoba province were "human caused" imply ...

Parts of Canada are seeing some of their most unhealthy air yet, and the smoke is likely to move over the United States again ...

Toxic metals, including arsenic, could be released by Canadian wildfires, posing health risks to those downwind.

As Canadian wildfires burn, plumes of smoke move across Michigan. Officials issued an air quality advisory on June 6 for southern counties.

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

A recurring atmospheric phenomenon that doesn't always reach North America is expected to dust SC skies this week.

The early start of the Canadian wildfire season has highlighted one of the many dangers caused by climate change and the ...

Another large fire exacerbated by climate change is threatening the health of Chicagoans. Government officials issued an air ...