Ontario's poor air quality and hazy skies will persist for the next couple of days for many areas, with widespread alerts remaining in place.

While some organizations have published clear air quality thresholds or contingency protocols for wildfire smoke, FIFA's ...

Some business owners say the emergency alert for the Waskesiu area in northern Saskatchewan was blown out of proportion by ...

Summer camps and daycares are being forced to shift their plans amid stifling heat and poor air quality caused by wildfire ...

Environment Canada identifies the people at particular risk as seniors, infants, folks who work up a sweat outdoors, and ...

Wildfire smoke degrades air quality in swaths of Ontario, with Toronto ranking among the worst in the world on Monday.

The poor air quality that has blanketed swaths of central and Western Canada is not only infiltrating the lungs, but also ...

Tuesday’s air quality warning has dropped to a 5, considered a moderate risk, down from Monday’s peak of 10+ on the Air ...

Much of Central Canada, Manitoba and Saskatchewan were placed under special air quality statements or warnings on Monday due ...

Special air quality weather advisories due to wildfire smoke remain in effect in many parts of the country, and in some places, including Montreal, the heat is also present. Much of central Canada, ...