The Air Quality Index (AQI), a system used to communicate how much pollution is in the air, is expected to reach the red or ...

"Breathing in the Canadian wildfires smoke cannot be the new normal," said Candice Miller, Macomb County public works ...

Wildfires continued to rage across Canada on Friday, with nearly three dozen new blazes, bringing the total number of active ...

The smoke is expected to remain over the northern and central Plains of the United States for the next couple of days, ...

The Midwest saw some of the worst air quality conditions in the world Thursday, and similar conditions are expected to ...

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

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

The amount of area burned by wildfires nationally this year is equivalent to a size bigger than the Greater Toronto Area (GTA ...

Canada is on course for its worst-ever wildfire season on record, with about 3.3 million hectares (8.2 million acres) burned so far this year, according official data.

Environment Canada has issued more than a dozen severe thunderstorm watches across British Columbia as the province continues ...