Dr. Dorothy Curran says fine particles in wildfire smoke especially affect sensitive groups, like kids with asthma or Chronic Obstructive Pulmonary Disease (COPD).

Minneapolis faced hazardous air quality, ranking second-worst globally due to Canadian wildfire smoke. Air quality alerts ...

Wildfire smoke from Canada's Prairie provinces has triggered widespread air-quality warnings across the country, impacting ...

For residents across Minnesota, the past week has been marked by a new, unwelcome normal: a thick, smoky haze hanging over ...

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.

Smoke from Canadian wildfires has plunged Midwest air quality to unhealthy “red” levels, with Minneapolis among the world’s ...

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

Air quality will deteriorate across 12 states through Saturday, mainly in the Upper Midwest, as wildfire smoke pours into the ...

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