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Region & City PM2.5 Ranking
The 2021 World Air Quality Report provides global data on regional and city PM2.5 particulate matter emissions. It includes rankings of the most polluted countries and cities worldwide, as well as information about the health risks posed by air pollution.
We provide information on industries, companies, consumers, trends, countries, and politics, covering the latest and most important issues in a condensed format.
Mon - Fri, 9am - 6pm (EST)
Mon - Fri, 9am - 5pm (SGT)
Mon - Fri, 10:00am - 6:00pm (JST)
Mon - Fri, 9:30am - 5pm (GMT)
Mon - Fri, 9am - 6pm (EST)