According to the Ontario’s Air Quality Health Index (AQHI), areas that had “high risk” ratings on Friday were Belleville, ...

Intense wildfires in Canada have sparked pollution alerts across swathes of North America as smoke is blown south along the continent's east coast. Toronto, Ottawa, New York and Washington DC are ...

Lightning, which is more common in hotter temperatures, is usually the cause of wildfires that burn the most land. In 2023, ...

Wildfire smoke is spreading across North America ... Territories in Canada, and drifting over Montana, Colorado, Kansas, Wisconsin and other parts of the Midwest. The maps use NASA data to ...