More than 200 wildfires are raging across Canada, sending a thick blanket of choking smoke through the U.S. Midwest. Experts ...

Many fires burning across Canada, forcing evacuations and threatening air quality in the United States, cannot simply be put ...

Smoke from the Canadian wildfires continues to bring dangerous air quality to parts of the northern U.S., with hazy skies ...

Online map tools and resources let you track the Canadian wildfires and monitor poor air-quality conditions, which are ...

Smoke from wildfires in Canada is making it harder to breathe in Ohio and several other states. Here's how long it will last ...

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

Massive wildfires burning out of control in western and central Canada are forcing thousands to flee. The blazes are also ...

Smoke from raging wildfires in Canada is worsening air quality in some U.S. states. But will Greater Cincinnati be affected?

Smoke from wildfires in Canada have made their way to Arkansas causing an increased health risk, especially for people with ...

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

Smoke from wildfires in Canada has spread more than 5,000 miles, reaching parts of Russia as well as other parts of Europe ...