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.

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

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 ...

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

An updated Air Quality Health Advisory for fine particulate matter was issued by state officials Monday for the New York City Metro, Lower Hudson Valley, Upper Hudson Valley, Adirondacks, Eastern Lake ...

A stretch of northern Ontario remains under a special air quality statement amid smoke from wildfires burning in parts of the country.

Burlington has the worst air quality in the country on Monday compared with other Canadian cities according to the World Air ...