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

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

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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 ...

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

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).

Toronto faced dual weather alerts today, as wildfire smoke triggered an air quality warning on top of an ongoing heat warning from Environment Canada. Although the air quality warning has since been ...

Toronto and the GTA are under a heat wave and poor air quality warning issued by Environment Canada on July 14, 2025, due to wildfire smoke from northern Ontario. The poor air quality is expected to ...

Researchers say air pollution in Toronto is a complex problem that goes way beyond car exhaust fumes. A new study could make it clear what we’re breathing in - and where it's coming from.

Continued drifting of wildfire smoke from Canada and Alaska has prompted Bay Area air regulators to extend an air quality advisory through Monday.

Air quality in western and central North Dakota reached "very unhealthy" levels early Wednesday as smoke from Canadian wildfires lingered over the state and pressed down to the surface.