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

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

There were 118 active wildfires burning across Manitoba as of Thursday, with Saskatchewan reporting 48 active wildfires as ...

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

Western winds have pushed smoke plumes from Prairie wildfires toward Quebec and Ontario, including Toronto and the GTA ...

A group of Republican lawmakers has complained that smoke from Canadian wildfires is ruining summer for Americans, just days ...

(The Center Square) – Wisconsin’s northernmost congressman is fed up with smoke and haze from Canada. Congressman Tom Tiffany ...

World Cup being hosted by Canada, Mexico and the United States is less than a year away and FIFA’s protocols for matches ...

The alert will reach the orange air quality level, indicating that sensitive groups should limit time outdoors.

Risk designations can change regularly in the same community, Environment Canada says, so it's important to keep checking the ...

Toronto and the GTA are under a heat wave and poor air quality warning issued by Environment Canada on July 14, 2025, due to ...

The extended forecast suggests unsettled weather midweek, with rain probabilities ranging from 30% to 60%. There is some ...