According to The Weather Network, western Canada's active forest fires caused thick smoke to travel across the country, even reaching Newfoundland.
Did you catch the hazy Sun last night or this morning? 🔴 Sadly, this is due to the smoke particles from the wildfir… https://t.co/DCBLR8ibeL— Canadian Space Agency (@Canadian Space Agency) 1626791249.0
Lingering smoke from forest fires in Ontario and Manitoba was one of the principal causes of poor air quality in several areas of Quebec on Monday evening, including Laval, Gatineau, Shawinigan and Montreal, according to Environment Canada.
However, the smog was not expected to last more than 36 hours.
In a July 20 tweet, the Canadian Space Agency explained that particles from the Canadian wildfires caused the sunlight's longer-wavelength colours, like red and orange, to shine through while blocking the shorter wavelengths of yellow, blue and green.
Many Quebecers took to the Internet to create a digital record of the limited-time meteorological phenomenon.