Clearer air does not always signal lower harmful potential from particle pollution
Fine particulate matter (PM2.5) is commonly associated with both health concerns and poor visibility. However, these two effects do not necessarily improve or worsen at the same time.
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Published3 h ago (Tue, 06 Oct 2026 22:20:01 GMT)
RetrievedWed, 07 Oct 2026 00:00:16 GMT via rss
ClassifiedWed, 07 Oct 2026 00:00:29 GMT by heuristic