Air Quality

• Weather must change before air quality statements in B.C. can be lifted: Environment Canada

  The special air quality statements that were issued for much of British Columbia this week are expected to remain in place throughout the weekend and into early next week.

  Health

  Sep 6, 2025
  
• Much of Alberta, Saskatchewan under a blanket of wildfire smoke, air quality warnings

  People living across much of Alberta and Saskatchewan were being warned again on Tuesday to avoid strenuous outdoor activity as wildfire smoke continues to blanket the region.

  Health

  Sep 2, 2025
  
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• Why is it so challenging to forecast wildfire smoke? Unravelling the haze

  Predicting smoke from wildfires, as opposed to standard urban pollution from human activity, is a lot more complicated, experts say.

  Canada

  Aug 7, 2025
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• Parts of Ontario remain under air quality statement amid wildfire smoke

  A stretch of northern Ontario remains under a special air quality statement amid smoke from wildfires burning in parts of the country.

  Canada

  Aug 5, 2025
• Wildfire smoke stays over southern Ontario, prompting air quality warnings

  On Monday morning, Environment Canada issued a special air quality statement for the vast majority of southern Ontario, predicting "poor air quality" as a result of forest fires.

  Weather

  Aug 4, 2025
• Special air-quality warnings, statements across Canada from Prairies wildfire smoke

  Smoke from Canadian wildfires prompted a special air‑quality statement for Toronto and warnings nationwide, urging residents to limit outdoor time amid poor air and hazy skies.

  Fire

  Aug 2, 2025
• Wildfire smoke causing Montreal to have the world’s worst air quality

  Montreal now has the world's worst air quality, according to IQAir, as wildfire smoke from the Canadian Prairies moves east towards southern Quebec.

  Environment

  Jul 26, 2025
• Saskatchewan, Manitoba face more air quality warnings from wildfire smoke

  There were 118 active wildfires burning across Manitoba as of Thursday, with Saskatchewan reporting 48 active wildfires as air quality warnings remain in effect for both provinces.

  Environment

  Jul 18, 2025
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• Smog episodes accumulate, have long-term health effects: doctors

  Much of Central Canada was placed under special air quality statements amid smoke from wildfires, as Environment Canada advised residents to limit time outdoors.

  Weather

  Jul 16, 2025
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• Canadians face air quality, heat warnings as some stuck indoors from both

  Much of Central Canada, Manitoba and Saskatchewan were placed under special air quality statements or warnings on Monday due to smoke from wildfires.

  Environment

  Jul 15, 2025