Wildfire smoke from the Prairies has prompted special air-quality statements and warnings across the country Saturday.

Chicago had the worst air quality in the world for a few hours Thursday, thanks to smoke from Canadian wildfires.

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air for at ...

Environment Canada has issued special air quality statements for multiple regions across northeastern Ontario and beyond.

Near Nebo, North Carolina, three people were rescued and at least 25 others were evacuated from a campground due to rising floodwaters.

When wildfires burn, the smoke can travel long distances and degrade air quality far away, which presents risks for those breathing it.

Wildfire smoke from the Prairies is drifting towards the Greater Toronto Area, prompting Environment Canada to issue a ...