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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. Pollution in Canada - Wikipedia

    en.wikipedia.org/wiki/Pollution_in_Canada

    Leduc oil. Pollution is an environmental issue in Canada.It has posed health risks to the Canadian population and is an area of concern for Canadian lawmakers. Air, water and soil pollution as well as the associated health effects are prominent points of contention in modern Canadian society.

  4. List of least-polluted cities by particulate matter ...

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

    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 ...

  5. 25 Most Polluted Cities in the World

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

    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.

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

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

    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 ...

  7. Air pollution in Canada - Wikipedia

    en.wikipedia.org/wiki/Air_pollution_in_Canada

    The air monitoring site located in Labrador City is an industrial station for which Environment Canada has added an ozone monitor to predict an air quality health index for the area. Data from the NAPS Program are included in the Canada-wide Air Quality Database and are published in annual air quality data summary reports. [15]

  8. And the most polluted city in the world is ...

    www.aol.com/article/2014/05/08/and-the-most...

    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 ...

  9. Air pollution - Wikipedia

    en.wikipedia.org/wiki/Air_pollution

    Polluted air leads resulted in the death of over 700,000 children in 2021 (709,000 under 5 years of age and 16,600 aged 5–14 years). [180] Children in low or middle income countries are exposed to higher levels of fine particulate matter than those in high income countries.