The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as ...

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

Although there has been a slight improvement in the air quality of Toronto, concerns over the city's air pollution linger. CTV'S Beth Macdonell reports.

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 ...