A system approaching the region will wrap thick smoke onto the southern Prairies and portions of southern Ontario into this ...

An Ontario labour group says it is advocating for more robust worker protections amid growing health concerns over poor air ...

It says the push is part of a broader heat stress strategy looking at how climate change is impacting working conditions ...

Hot and humid weather conditions will come to an end for the Greater Toronto and Hamilton areas and eastern Ontario by ...

Hot weather is expected to linger for several more days, with forecasters warning of soaring temperatures and humidity across Ontario. Mississauga, Brampton, Halton, Hamilton and Durham are among the ...

A forest fire in the Burnt River area of Ontario's cottage country continues to burn out of control, with water bombers and ...

The north-central part of the Prairies remains under a series of air-quality warnings. Environment Canada says wildfire smoke ...

A fresh warning issued by Environment Canada on Friday afternoon predicts temperatures will begin to rise on Saturday and remain high until the middle of next week.

Most of southern Ontario can look forward to some relief from the heat, as cooler air is expected to arrive Tuesday night, ...

Forest fires in western Canada have been identified as the source of the smoke that is drifting into parts of northwestern ...

It’s been over a year since Jo Ann Royle started struggling with the foul, polluted air that often overwhelms her home in ...