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

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

Some fire researchers say that we have entered the Pyrocene, an age in which human-caused fire activity is happening on a ...

Parts of the Greater Toronto Area remained under a special air quality statement and a heat warning on Monday night.

Environment Canada has placed Toronto, and the surrounding GTA, under both a heat wave and a poor air quality warning due to ...

Environment Canada urges residents to limit their time outdoors. But even when inside, most buildings can only reduce ...

Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous 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 to smoke from wildfires, as Environment Canada advised residents to limit ...

Smoke from U.S. forest fires has reached the Big Smoke, but the good news is that the milky haze over the Toronto area poses no danger, according to Environment Canada.

Sitting on a park bench in downtown Toronto, Maria Lee flicked through the photos on her phone to show how smoke had occluded the view from her high-rise apartment near Lake Ontario.

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