Blazes across several Canadian provinces and territories pose health risks to Canadians and their southern neighbours.

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

When wildfires burn, the smoke can travel long distances and degrade air quality far away, which presents risks for those breathing it. Fires burning in one state can make air worse several states ...

Most of the Chicago area remains under an Air Quality Alert on Saturday due to smoke from Canadian wildfires.The alert was, at one point, set to expire late Friday night for most of the area, but it ...

TONASKET, Wash. – Authorities have issued Level 2, "be ready," evacuations for a fire in the Aeneas Valley near Bluebell Lane ...

The Gifford fire, which has been fueled by dry conditions and warm weather, has spread to two counties, officials said.