A heat warning is in effect for Mississauga, Brampton, the Greater Toronto Area and much of southwestern Ontario beginning Sunday and expected to last several days. Environment and Climate Change ...

Limit time outdoors,” Environment and Climate Change Canada advises everyone as it issues special air-quality advisory for ...

MONTRÉAL — Smoke from wildfires in the Canadian Prairies has led to air quality warnings across southern Quebec. Swiss company IQAir this morning ranked Montreal as having the worst air quality in the ...

As a large swath of Manitoba deals with heavy wildfire smoke polluting the air, others in the province are starting the weekend amidst suffocating heat and humid conditions.