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Below is a list of 526 cities sorted by their annual mean concentration of PM2.5 (μg/m 3) in 2022. [1] [2] 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. Please note that constraints exist in this type of ...
This list contains the top 500 cities by PM2.5 annual mean concentration measurement as documented by the World Health Organization covering the period from 2010 to 2022. 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.
The AQHI was created with a different goal - to report on the specific health risks posed by air pollution. As such, the AQHI represents a paradigm shift in communicating air quality information to the public. The Air Quality Health Index (AQHI) is a federal program jointly coordinated by Health Canada and Environment Canada. However, the AQHI ...
The only non-Asian city in the 100 most polluted cities in the world in 2023 was Benoni, South Africa, which had a PM2.5 level of 54.9 µg/m3, or 11 times the WHO standard. But more broadly.
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 more ...
China also enters the list of the most polluted cities in the world, with Kashgar, and has an urban population of around 920,000 people. 18. Gurugram, India.
Air pollution can affect nearly every organ and system of the body, negatively affecting nature and humans alike. Air pollution is a particularly big problem in emerging and developing countries, where global environmental standards often cannot be met. The data in this list refers only to outdoor air quality and not indoor air quality, which ...
A new report from the World Health Organization lists the cities with the most polluted air -- and unfortunately, a lot of cites are on it. Topping the list is Delhi. Euronews' video makes it easy ...