Wildfire smoke chokes Sault Ste. Marie

Smoke from western wildfires prompts Sault health warning

Wildfire smoke poses serious lung health risks, experts warn

Wildfire smoke blankets the Sault

A visual look at the wildfire smoke passing through northern Ontairo

As Canada's wildfire season begins, what will air quality be like over the next few months?

Significant smoke and haze to hit parts of Ontario and Quebec

CTV National News: The continent-wide impact of Canada's wildfires

Wildfire smoke expected in southern Ontario on Friday night

How westerly winds are blowing wildfire smoke to other regions of Canada

Minimizing the risks of wildfire smoke