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

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

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

As wildfires continue to rage in Saskatchewan and Manitoba, travelling plumes of smoke drifted into Quebec on Friday, ...

According to the world air quality report, IQAir, Montreal is the second most polluted city in the world, ranking ahead of ...

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

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

If you must spend time outdoors, a well-constructed, well-fitting and properly worn respirator mask (such as a NIOSH-certified N95 or equivalent respirator) can reduce your exposure to the fine ...

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

Quebecers are being urged to take precautions as a Special Air Quality Statement is in effect Friday, as smoke from wildfires ...

Almost the entire country, including Montreal, is under an Environment Canada air quality warning or special weather ...