Montreal's skyline is pictured from Jean Drapeau Park with smoke caused by the wildfires, in Montreal, Quebec, on June 25, 2023. Montreal had the worst air quality in the world according to IQ Air. Environment Canada issued a Smog warning because of the smoke and discouraged exercise and spending too long outdoors. Environment Canada also suggested the use of N95 face masks. The smoke is expected to pass by June 26, 2023 afternoon. (Photo by Anne-Sophie THILL / AFP)