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Tuesday’s air quality warning has dropped to a 5, considered a moderate risk, down from Monday’s peak of 10+ on the Air Quality Health Index’s 10-point scale.

World Cup being hosted by Canada, Mexico and the United States is less than a year away and FIFA's protocols for matches affected by wildfire smoke remain unclear.

World Cup approaches, FIFA's guidelines for handling matches affected by wildfire smoke remain unclear. With Canada hosting ...

Daycares have also been grappling with how to balance children's activities and well-being during periods of extreme heat and air pollution.

Multiple U.S. states and Canadian provinces are experiencing poor air quality from wildfire smoke. Here's where.

Wisconsin’s northernmost congressman is fed up with smoke and haze from Canada. Congressman Tom Tiffany was on social media ...

Wildfire smoke degrades air quality in swaths of Ontario, with Toronto ranking among the worst in the world on Monday.

Much of Central Canada, Manitoba and Saskatchewan were placed under special air quality statements or warnings on Monday due ...

Drone video captured wildfire smoke blanketing the skyline in Toronto, Canada on Monday (July 14).

Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous air ...