Environment Canada has issued an air quality statement for Montreal today due to smoke from wildfires in the Prairies.

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

Tonight will be a bit hazy, but clear and cool with lows in the 50s.Wildfire smoke looks to turn even thicker on Sunday. Poor ...

According to a ranking by IQ Air, a Swiss air-technology company, Chicago had the worst air quality in the world for a few hours Thursday, thanks to smoke from Canadian wildfires.

The New York State Department of Environmental Conservation (DEC) has issued an Air Quality Health Advisory for fine particulate matter, in effect from midnight Saturday through midnight Sunday night.

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

The Oklahoma Department of Environmental Quality released an air quality health advisory for much of Oklahoma on Saturday.

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

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

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

While the haze slightly lifted Saturday morning, air quality levels are expected to worsen across the Chicago area over the ...

Smoke from Canadian wildfires have continued to drift over the Midwest, blanketing the region with haze and poor air quality, prompting the National Weather Service (NWS) and local departments to ...