In Canada, the Air Quality Health Index (AQHI) is a scale developed to help people understand what the current air quality ...

There’s a chance of showers and a risk of thunderstorms as a heat warning drags on in the Greater Toronto Area and across southern Ontario.

Air quality alerts are in place across Canada and the northern United States due to smoke from wildfires, with officials ...

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 ...

Special air-quality statements caused by wildfire smoke remain in effect for many areas of the country, and in some places, ...

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, ...

Environment Canada urges residents to limit their time outdoors. But even when inside, most buildings can only reduce ...

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

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