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.

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

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.

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

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

The north-central part of the Prairies remains under a series of air-quality warnings. Environment Canada says wildfire smoke is contributing to the region’s very poor air quality and could cause ...

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts across the U.S.

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