Wildfire activity has not slowed down in northwestern Ontario, as three First Nations remain under evacuation, with hundreds ...

In the upper Midwest of the United States, Michigan, Wisconsin and Minnesota have issued air quality warnings as smoke from ...

Smoke from the Canadian wildfires has triggered air quality warnings in several provinces and surrounding U.S. states. As of ...

Wildfire smoke spreading throughout northwestern Ontario has prompted closures and event cancellations on Tuesday.

For air quality, meteorologists’ models show smoke is likely to drift back to southern Ontario late Saturday or Sunday.

Toronto and the surrounding areas have been issued a special air quality statement, and currently among the major cities with the worst air quality in the world.

Wildfires scorching several Canadian provinces have driven at least 33,400 people from their homes, with smoke now reaching ...