Wildfire smoke is affecting air quality across the country. Here’s what you need to know

Explainer

Where there’s smoke

Major Canadian cities are on air-quality alert as the western fires continue to burn. Here’s a primer on the risks and how to protect yourself Claire McFarlane , Sophia Coppolino and Temur Durrani Toronto and winnipeg The Globe and Mail Published 16 minutes ago Updated 4 minutes ago

Many Toronto commuters masked up on Friday as wildfire smoke from Western Canada rolled into the city. Residents of Ottawa and Montreal, too, woke up to air-quality warnings. Sammy Kogan/The Globe and Mail

How’s the air quality today where you live? Consult our live map of advisories by city or check the Environment Canada forecasts.

Hazardous fumes and thick smoke have blanketed Western Canada, extending toward large parts of Ontario and even beyond the co