Toronto-St. Paul's councillor Josh Matlow and the Toronto Professional Firefighters' Association are pushing to open what ...

A study in Ontario found continued exposure to fine particulate matter is linked to higher levels of diffuse myocardial ...

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

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

A homicide investigation has been launched by Toronto Police after a body was discovered just after midnight in Pickering.

Environment Canada has ended its air quality warning for Toronto late Monday afternoon, though poor conditions still persist.

Ontario's poor air quality and hazy skies will persist for the next couple of days for many areas, with widespread alerts remaining in place.

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Linus Lundqvist will be on-hand to run Arrow McLaren's No. 6 Chevy in Toronto if Nolan Siegel isn't cleared by IndyCar's medical team on Thursday.

The City of Toronto says it intends to deliver at least 500 portable air conditioner units to low-income seniors.

All in all, though, this is an excellent plan. Those who want Ontario Place to be a show-stopping people magnet again will ...