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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 ...

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.

Environment Canada is warning of poor air quality and extreme heat in Toronto on Monday as southern Ontario braces for a week ...

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

After a seven day heat wave, Toronto will see temperatures cool down to seasonal levels by Thursday evening. This comes after smoky air in Toronto prompted many camps to make last-minute changes, ...

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

Extreme heat and humidity will continue in the Greater Toronto Area (GTA) on Monday as much of the region remains under a heat warning, Environment Canada says.

The City of Toronto is providing free portable air conditioners to low-income, vulnerable seniors as part of a pilot program ...

Wildfire smoke is also affecting central and northern Saskatchewan, with Environment Canada saying Buffalo Narrows, Sask., will see the air quality health index remain at the “very high risk” rating ...

With various air quality indexes available, and as wildfire smoke becomes an increasing health risk, here’s what often goes ...