Chicago had the worst air quality overnight Wednesday into Thursday, the latest American city to feel the impact of wildfire ...

ESCANABA – Wildfires in Canada are impacting the local air quality. As of 12:30 p.m. on Wednesday, there are 202 active fires across Canada, with 102 currently out of control, according to the ...

Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled conditions deemed unhealthy by the federal government. The fires have forced ...

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

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

The U.S. Environmental Protection Agency warns that wildfire smoke contains dangerous pollutants in the form of fine ...

Swaths of smoke from wildfires that have torched buildings and forced thousands from their homes in Western Canada have ...

To check your state's air quality, visit AirNow's website, and plug in your zip code, city or state. Here's what to know as ...

Smoke from Canadian wildfires carried another day of poor air quality south of the border to the Midwest, where conditions in ...

Canada is having another bad wildfire season, and more than 27,000 people in three provinces have been forced to evacuate.