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

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.

Smoke from Canadian wildfires is engulfing much of the eastern and central United States and and is expected to continue for ...

Rounds of smoke from hundreds of Canadian wildfires, as well as dust blowing off Sub-Saharan Africa, will continue to envelop ...

The ongoing Canadian wildfires have reportedly blanketed a third of the United States, affecting millions, with the National ...

Although the majority of wildfires are occurring in western Canada, smoke from these fires has been drifting eastward, ...

Canada has one of the world's largest forests. It's experiencing heat and drought. It's a recipe for wildfires — and for ...

Canadian wildfire smoke has entered the Upper Midwest and poses significant health impacts in the hardest-hit areas.

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

As fires continue to rage in Canada, Lower Hudson Valley residents may notice hazy skies and orange-tinted clouds on top of ...

Haze will take over New England skies as more than 200 wildfires continue to rage across Central and Western Canada.