SMOG

• 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
  
• Montreal, Laval under smog warning with high concentrations of pollutants in air

  Environment Canada has issued a smog warning for the Montreal and Laval areas, warning of high concentrations of pollutants in the air.

  Weather

  Dec 26, 2024
  
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• Quebec wildfires continue to improve but risks remain as smog warnings lifted

  Environment Canada has lifted the smog warnings that have been in place across large swaths of the province for several days.

  Canada

  Jul 3, 2023
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• Does wildfire smoke smell like burnt plastic to you? There’s a reason

  The smell of burnt plastic could be a sign of toxic chemicals in the smoke. Dr. Michael Fitzpatrick says the levels won't cause immediate danger, but recommends precautions.

  Canada

  Jul 2, 2023
• Canada Day fireworks in Montreal cancelled over smog concerns

  The company says the date cannot be rescheduled but it hopes the next show, presented by Ukraine on July 6, will be able to proceed as planned.

  Canada

  Jun 29, 2023
• Areas of Hamilton hit ‘high-risk’ air quality readings due to wildfire smoke

  Residents on the Mountain saw the worst of it with the AQHI moving beyond 10 on the scale between Noon and 2 p.m. indicating a 'very high health risk.'

  Weather

  Jun 28, 2023
• Quebec wildfires cause widespread smog warnings, grounds some water bombers

  Officials say there are 114 fires burning across the province as of Monday, including 29 considered out of control.

  Canada

  Jun 26, 2023
• Montreal air quality ranks worst in the world as officials urge people to stay indoors

  Officials say the risk is highest for people with lung or heart disease, the elderly, children, pregnant people and those who work outdoors.

  Canada

  Jun 25, 2023
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• ‘Don’t put your life in danger’: Quebec premier makes plea as wildfires rage on

  Meanwhile, Environment Canada has issued smog warnings and special air quality advisories for large swaths of Quebec, spanning from James Bay to Montreal.

  Fire

  Jun 7, 2023
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• Council’s concerns over air quality exemptions in Hamilton dominate board of health meeting

  Staff from the Ministry of the Environment, Conservation and Parks (MECP) educated Hamilton councillors Monday about 13 provincial exemptions for a handful of city industries.

  Environment

  May 2, 2023