Canadian Grand Prix is expected to go ahead as planned despite thick wildfire smoke spreading across Montreal.

Parts of British Columbia, Alberta, Saskatchewan, Manitoba, Ontario, Quebec, New Brunswick, and Newfoundland and Labrador ...

On Friday, almost the entire country is under an Environment Canada air quality warning as wildfires continue to rage across ...

Poor air quality fuelled by wildfires burning across the Prairies left a large swath of the country enveloped in a haze again ...

Conditions are expected to gradually improve Sunday as winds dillute the fine particulate matter that affects health.

Air quality alerts are in effect across much of Canada as Prairie wildfires send smoke eastward, blanketing southern Ontario ...

Michigan's air, which has been tainted for several days by wafting smoke from Canadian wildfires, is expected to improve over ...

Wildfires forced another 1,000 people to flee their homes in Manitoba, one of two Canadian provinces under a state of ...

According to Environment Canada, Montreal became "the most polluted major city in the world" today, with air quality at ...

Parts of Canada are seeing some of their most unhealthy air yet, and the smoke is likely to move over the United States again ...

Canada's wildfires, which have already forced evacuations of more than 26,000 people, continued their stubborn spread Tuesday ...