Prolific smoke that’s blown across North America and beyond over the past couple of weeks will bring reduced air quality to ...

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

Smoke from Canadian wildfires started making air quality worse in the eastern U.S. on Wednesday as several Midwestern states ...

Wildfires have forced another 1,000 people to flee their homes in the Canadian province of Manitoba, which is under a state ...

A haze of Canadian wildfire smoke can be seen over Grand Rapids, Mich. on June 5, 2025. The air quality index was above 151, ...

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

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

The Michigan Air Quality Division said as smoke from Canadian wildfires continues to threaten the upper Midwest, "monitors in ...

In an ominous reminder of the summer of 2023, Canada’s worst wildfire season on record, smoke from the wildfires has been ...

About 200 fires are actively burning in Canada and have consumed about 19,900 square kilometres of terrain, most of it in the ...

which may have further elucidated the health impacts of wildfire smoke in Europe. Prescribed fires or controlled burns are intentional fires set by land managers under carefully managed conditions.