Toronto engulfed by wildfire smoke as US cities threatened

Wildfire smoke from Canada has enveloped Toronto, leading to the city having the worst air quality on the planet, according to air quality monitors. This unprecedented situation surpasses the usual high pollution levels found in cities like Kinshasa and New Delhi. The hazardous air quality serves as a stark reminder of the increasing threat of wildfires due to climate change, impacting not just Canada but also threatening air quality in major US cities. This crisis underscores the urgent need for global action to address environmental degradation and its far-reaching consequences.