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Canonical URL: https://iqair.com/ca/world-air-quality-ranking

Current story

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Toronto now has the worst air quality in the world among major cities(iqair.com)
HN #48,919,6142026-07-15 12:13 UTC
9 pointsby amichail3 days ago2 comments

Prior reposts (1 of 2 total)

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Live most polluted major city ranking(iqair.com)
HN #44,559,4232025-07-14 12:33 UTC
4 pointsby amichail369 days ago0 comments