This wildfire season so far is Canada's worst ever recorded

Canada Wildfires Lead to Air-Quality Alerts in Northeastern US

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Western Canada wildfires raise air quality health concerns across major cities in coming days

Multiple wildfires reported in Canada ahead of typical season

Wildfires burn across the western U.S., Canada

Nearly 100 Separate Wildfires Are Burning in Canada

Largest wildfire in B.C. history nears major highway

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Raging Wildfires Burn Across Canada Sending Smoke Down to the US

Wildfires in Canada spur air-quality alerts in some US states

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Wildfires burning in Canada and Oregon

Canada wildfires: 10M hectares burned in worst season on record

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A brief look at some of Canada's biggest wildfires in the last two decades

Massive fires in the U.S., Canada