Smoke From Canada Fire 2024. While canadians generally benefit from good air quality, seasonal increases in air pollutants, including smog and wildfire smoke, can significantly impact air quality conditions. As aod increases to 0.5, 1.0, and greater than 3.0, aerosols become so dense that the sun is obscured.

 — smoke and haze lingers over sections of north america, as polluted air spreads from wildfires. Early warnings from canada’s 2024 wildfire season.