Canada’s wildfire season runs from May through September. Its worst-ever wildfire season was in 2023. It choked much of North America with dangerous smoke for months.

Canada’s wildfire season runs from May through September. Its worst-ever wildfire season was in 2023. It choked much of North America with dangerous smoke for months.

As of Friday afternoon, the interactive air quality map showed a strip of orange moving ... It choked much of North America with dangerous smoke for months. “We are getting the smoke,” said ...

As of Friday afternoon, the interactive air quality map showed a strip of orange moving northwest ... Its worst-ever wildfire season was in 2023. It choked much of North America with dangerous smoke ...