- Toronto air quality currently ranks among the worst in the world. Here’s why. CTV News
- Air quality warnings lifted for Ottawa-Gatineau region CBC
- Air quality warning in effect for Kawarthas region due to smoke from Quebec forest fires kawarthaNOW
- Air quality worsens in Ontario from Quebec wildfire smoke on the move The Weather Network
- Toronto has the worst air quality in the entire Western Hemisphere right now blogTO
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