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The January 2024 version of the WHO database contains results of ambient (outdoor) air pollution monitoring from almost 5,390 towns and cities in 63 countries. Air quality in the database is represented by the annual mean concentration of particulate matter ( PM10 and PM2.5, i.e. particles smaller than 10 or 2.5 micrometers, respectively).
The following list of countries by air pollution sorts the countries of the world according to their average measured concentration of particulate matter in micrograms per cubic meter (μg/m 3).
According to a report by the Worldwatch Institute on nuclear waste, Karachay is the most polluted (open-air) place on Earth from a radiological point of view. [8] The lake accumulated some 4.44 exabecquerels (EBq) of radioactivity over less than one square mile of water, [6] including 3.6 EBq of caesium-137 and 0.74 EBq of strontium-90. [4]
After India, Pakistan has the most number of cities among the most polluted cities in the world, and we start off with Sahiwal, located in the province of Punjab. There are close to 400,000 people ...
Indonesia was the most polluted country in the region, with a 20% increase compared to 2022. Indonesia, Vietnam and Thailand all had cities that exceeded WHO PM2.5 guidelines by more than 10 times ...
To skip our detailed analysis, you can go directly to see 5 Most Polluted Countries in the World. Pollution is one of the main problems being faced by the world right now, being detrimental to ...
Marilao and Meycauayan together deemed among the world's 30 most polluted places in the developing world in a 2007 study. [58] Per the Blacksmith Institute: “Industrial waste is haphazardly dumped into the Meycauayan, Marilao and Obando River system” [58] Musi River: Telangana, India: Ranked as the 22nd most polluted river in the world. [59]
The post The Most (and the Least) Polluted Cities in the World appeared first on Reader's Digest. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 ...