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  2. Pollution - Wikipedia

    en.wikipedia.org/wiki/Pollution

    Pollution is the introduction of contaminants into the natural environment that cause harm. [1] Pollution can take the form of any substance (solid, liquid, or gas) or energy (such as radioactivity, heat, sound, or light). Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring contaminants.

  3. List of countries by air pollution - Wikipedia

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

    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 ...

  4. Air pollution - Wikipedia

    en.wikipedia.org/wiki/Air_pollution

    A World Bank study found that PM 2.5 pollution in 2019 cost the world economy over $8 trillion, which was over 6% of global GDP. They suggested prioritising reducing pollution from diesel fuelled vehicles and coal-fired power plants. [200]: ix The problem is most acute in the developing world. "Children under age 5 in lower-income countries are ...

  5. Air Quality Is Bad Pretty Much Everywhere, New World ... - AOL

    www.aol.com/air-quality-bad-pretty-much...

    Most places in the world have pollution above the acceptable standard, according to the latest IQAir World Air Quality report. Credit - Getty Images.

  6. Why is a global treaty on plastic pollution dividing the world?

    www.aol.com/news/why-global-treaty-plastic...

    How bad is the world’s plastic problem? Few disagree that the level of pollution has reached alarming heights. Between 2000 and 2019, annual production of plastics doubled to 460 million tons.

  7. 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.

  8. Countries fail to agree deal to "end the world's plastic ...

    www.aol.com/news/countries-agree-end-worlds...

    The U.S. and 174 other nations failed to agree on a new treaty to reduce the plastic pollution contaminating our environment, food, water, and even our bodies.

  9. List of countries by carbon dioxide emissions - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    Cumulative CO 2 emissions by world region, 2022. [3] This is a list of sovereign states and territories by carbon dioxide emissions [n 1] due to certain forms of human activity, based on the EDGAR database created by European Commission and Netherlands Environmental Assessment Agency.