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 ...

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

The haze is expected to ease Thursday morning with pollution levels dropping to moderate after Toronto jumped on and off the ...

The Ontario Federation of Labour says it is advocating for more robust worker protections amid rising health concerns over ...

Code Yellow Air Quality or moderate level for particle pollution are forecast for Thursday and Friday. This may cause health symptoms for groups of people in the unusually sensitive category.

People forced to breathe air polluted with large amounts of wildfire smoke visit hospital emergency rooms more often for ...

Certain trees, such as pines, are much more likely to burst into flames than others due to their sap and needles, McBean ...

We're still tracking the smoke on satellite picture heading into Thursday and it will still be impacting our sky conditions ...

The largest fire currently burning in the U.S. is the Dragon Bravo Fire, which has destroyed over 100,000 acres.