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

Environment Canada warned on Thursday that poor air quality in the Toronto area would likely last into Friday. “Wildfire smoke can be harmful to everyone’s health even at low concentrations ...

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 ...

Poor air quality may persist in some areas of Toronto on Thursday and Friday due to forest fire smoke, Environment Canada says. The federal weather agency issued a special weather statement for ...

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

According to IQAir's global air quality ranking, Toronto is currently the second most polluted city in the entire world. It puts the 6ix ahead of major cities known for chronic pollution, such as ...

Environment Canada issued a special air quality statement for Toronto Tuesday afternoon, advising that high levels of air pollution will develop in the evening due to smoke from forest fires.

The city’s air quality was rated at a four, or “moderate risk,” on Thursday, but is expected to worsen to a 7, Environment Canada says. Updated June 5, 2025 at 7:45 p.m. June 5, 2025 ...

Toronto had the second worst air quality in the world next to New York Friday morning, according to IQAir’s rankings. The city remains under a Environment Canada special air quality statement.