#list_of_least-polluted_cities_by_particulate_matter_concentration
List of least-polluted cities by particulate matter concentration
Below is a list of 526 cities sorted by their annual mean concentration of PM2.5 (μg/m3) in 2022. By default the least polluted cities which have fewest particulates in the air come first. Click on the arrows next to the table's headers to have the most polluted cities ranked first.
Tue 28th
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