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  2. List of most-polluted cities by particulate matter concentration

    en.wikipedia.org/wiki/List_of_most-polluted...

    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.

  3. 25 Most Polluted Cities in the World

    www.aol.com/news/25-most-polluted-cities-world...

    The most populous city of Haryana is also one of the most polluted cities in the world, even though it has improved, having been recorded as the second most polluted city in the world in 2018 by ...

  4. The world’s 100 worst polluted cities are in Asia — and 83 of ...

    www.aol.com/world-worst-polluted-cities-asia...

    Begusarai, a city of half a million people in northern India’s Bihar state, was the world’s most polluted city last year with an average annual PM2.5 concentration of 118.9 — 23 times the ...

  5. List of countries by air pollution - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_air...

    The World Health Organization's recommended limit is 5 micrograms per cubic meter, although there are also various national guideline values, which are often much higher. Air pollution is among the biggest health problems of modern industrial society and is responsible for more than 10 percent of all deaths worldwide (nearly 4.5 million ...

  6. About 2 in 5 Americans live in areas with unhealthy air. Here ...

    www.aol.com/news/2-5-americans-live-areas...

    Western cities top the list of most polluted. Globally, more than 6.5 million people die each year due to air pollution. Exposure to polluted air can inflame cells and increase the risk of chronic ...

  7. Air pollution in Bhiwadi - Wikipedia

    en.wikipedia.org/wiki/Air_Pollution_in_Bhiwadi

    It is also the most polluted city in India [11] whose pollution is more than air pollution in Delhi. [9] [12] The PM 2.5 of this city is twenty times more than the maximum level recommended by the World Health Organization. [13] In November 2022, the air quality index of Bhiwadi is 412. [14]

  8. Report: World's 100 most polluted cities are all in Asia

    www.aol.com/news/report-worlds-100-most-polluted...

    In an apparent wake-up call to Asia, the world’s 100 most polluted cities in 2020 all happened to be in the continent, according to the latest annual report by air quality tracker IQAir ...

  9. The Most (and the Least) Polluted Cities in the World

    www.aol.com/most-least-polluted-cities-world...

    Tracking the levels of tiny particulates that can cause respiratory health issues, IQ Air spills the beans on the most polluted cities around the globe. The post The Most (and the Least) Polluted ...