Smoke from wildfires can travel vast distances and significantly deteriorate air quality far from the fire's source, posing health risks even in areas not directly affected by the flames.

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

Air quality alerts were in effect in Iowa, Minnesota, Wisconsin and Michigan, as well as eastern Nebraska and parts of ...

Minnesota’s Weather Authority has extended a FORECAST FIRST ALERT through Saturday as wildfire smoke continues to blanket the ...

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

S moke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National ...