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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). [1 ...
In 2015, a study revealed that there are forty-five fracking sites within 1.5 miles of one junior high in the town of Shafter, one of California's top ten most polluted communities. The students of this community suffer from the state's decision to allow oil companies to continue hydraulic fracturing within close proximity of their schools.
With PM2.5 concentration of 89.1, Bagpat just makes the top 10 most polluted cities in the world. 9. Peshawar, Pakistan. Annual average PM2.5 concentration (μg/m³): 89.6.
In this article we take a look at the 30 most polluted cities in the United States. Click to skip ahead and jump to the 10 most polluted cities in the U.S. When comparing cities or regions on ...
With that background, here are 24/7's 10 cities with the worst air quality: 1) Beijing, China (tie) Beijing's air quality has become so bad that the city has recently been engulfed in a hazardous ...
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.
The Central Valley is one of the top 10 most polluted cities in the United States, according to the American Lung Association’s 2024 State of the Air report. Each year, the association issues ...
(Top) 1 List of most polluted cities in the world by air quality. Toggle the table of contents. Template: ...