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  1. Pollution | Definition, History, Types, & Facts | Britannica

    Dec 10, 2025 · Pollution is the addition of any substance or form of energy to the environment at a rate faster than it can be dispersed or stored in a harmless form. The major kinds of pollution are usually …

  2. 10 Facts About Air Pollution | Earth.Org

    Mar 20, 2024 · Air pollution is one of the most dire environmental problems in the world right now. Here are 10 facts about air pollution you need to know.

  3. Air pollution - World Health Organization (WHO)

    Jul 24, 2025 · Air pollution kills an estimated seven million people worldwide every year. WHO data shows that 9 out of 10 people breathe air containing high levels of pollutants. WHO is working with …

  4. 65 Surprising Facts about Pollution | FactRetriever.com

    Jun 6, 2017 · What we do to the Earth, we also do to our ourselves. From oceanic dead zones to pollution-linked mortality rates, get interesting pollution facts here.

  5. 29 Facts About Pollution - OhMyFacts

    Nov 16, 2024 · Discover 29 surprising facts about pollution, its impact on health, and the environment. Learn how you can contribute to a cleaner planet.

  6. Global environmental pollution - statistics & facts | Statista

    Dec 17, 2025 · Find up-to-date statistics and facts on global environmental pollution.

  7. What Is Pollution? Key Facts Explained. - Green Packs

    What Is Pollution? Key Facts Explained. Pollution is a term that feels quite familiar to most of us, but delving deeper reveals a complexity that often surprises.

  8. Facts and stats on air pollution - Clean Air Fund

    Poor air quality is bad for our health, planet and economies. Here are alarming statistics and facts about air pollution.

  9. Air Pollution - Our World in Data

    Air pollution – the combination of outdoor and indoor particulate matter and ozone – is a risk factor for many of the leading causes of death, including heart disease, stroke, lower respiratory infections, …

  10. 10 things you should know about air pollution - UNEP

    Sep 5, 2025 · Air pollution caused 8.1 million premature deaths in 2021 alone, found one prominent study. On 7 September, the world celebrates the International Day of Clean Air for blue skies, which …