Wildfires in Ontario make Toronto air quality worst in world (australia) — The Guardian Australia
The Guardian Australia ·australia ·1 hour ago

Wildfires in Ontario make Toronto air quality worst in world

Wildfires in Ontario have made Toronto's air quality the worst in the world, prompting health warnings from Environment Canada. More than 100 active wildfires have caused the sky to turn yellow, and temperatures soared to 37.3C. Communities, including Collins Ontario, face mandatory evacuations as highways close and smoke spreads across the eastern United States.

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Published 15 Jul 2026, 16:08 UTC · Updated 15 Jul 2026, 20:50 UTC

Summary by OZbrief Editorial. Original report: The Guardian Australia. Editorial policy · Corrections