Wildfire smoke is choking Wisconsin for a third straight spring. The hazy, dirty air from Canada — “some of the highest concentrations of particulate air pollution on record,” according to a state ...

As climate change leads to more extreme weather, temporary climate displacement could become permanent migration.

Maybe the better song reference is “your eyes have a mist from the smoke of a distant fire.” The worst air quality from the ...

Smoke from wildfires in northern Alberta and northeastern B.C. reached Calgary this weekend, with forecasters warning of poor ...

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.

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

Smoke will likely be an ongoing health hazard across North America for the next few months. Here's what to expect.