Smoke from Canadian wildfires continues to plague the Upper Midwest and Great Lakes region, with multiple states under air ...

It's not Halloween, but it looks straight out of a horror movie: The Mackinac Bridge looked like it disappeared into some ...

The Illinois Environmental Protection Agency issued an "Air Pollution Action Day" for the Chicago metro area Thursday due to ...

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

As hundreds of wildfires burn across Canada, smoke is traveling south and potentially affecting Americans’ health. Here's why ...

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

The pull of the foul air to Northern California was significant enough that the Bay Area Air District issued an air quality ...

An air quality index of 300 or higher is considered hazardous, and the record-breaking smoke AQI in Grand Portage reached 800 ...

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

On Wednesday, it was the Mackinac Bridge’s turn to disappear behind a plume. The Mackinac Bridge Authority cameras showed the ...

The latest NOAA forecast models foresee smoke persisting in the skies over Philly through the day Wednesday and likely into ...