Natural··Severity 7
Canadian wildfire smoke pushes Toronto air quality to world's worst, reaches US
Toronto recorded among the worst air quality of all major cities worldwide on Wednesday as thick smoke from wildfires in Ontario blanketed its skyline and drifted into the US, prompting health warnings.
Scenario chain
Probabilities below are model estimates based on the event chain, horizon, and indicators. They are not outcome guarantees, investment advice, or emergency instructions.
A
35%Эскалация
Forecast derived from cascade analysis. Watch confirmation indicators below.
Primary source: France24
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