What to know about the Canadian and US wildfires and their impact
Wildfires across Canada are causing hazardous air quality levels in major cities across Canada and the United States. Experts attribute the surge in fire activity to record-breaking heat and below-average rainfall.
Why it matters
The increasing frequency of wildfires and resulting smoke pollution poses significant public health risks and highlights the growing impact of climate change on urban environments.
Image source, Cole Burston/ AFP/Getty Images Image caption, Wildfire smoke is expected to continue affecting air quality in Toronto and US cities throughout the week
The report relies on official data from fire centers and meteorological agencies, maintaining a neutral, fact-based tone.
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