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  2. Soil contamination - Wikipedia

    en.wikipedia.org/wiki/Soil_contamination

    Especially without proper protections, heavy metals and other contaminates can seep into the soil, and create water pollution and air pollution. Historical deposition of coal ash used for residential, commercial, and industrial heating, as well as for industrial processes such as ore smelting , were a common source of contamination in areas ...

  3. File:Air Putih state constituency.svg - Wikipedia

    en.wikipedia.org/wiki/File:Air_Putih_state...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us

  4. Defenders of the Homeland - Wikipedia

    en.wikipedia.org/wiki/Defenders_of_the_Homeland

    The Defenders of the Homeland (Japanese: 郷土防衛義勇軍, romanized: Kyōdo Bōei Giyūgun; Indonesian: (Tentara Sukarela) Pembela Tanah Air, PETA) was a volunteer army established on 3 October 1943 in the Dutch East Indies (present-day Indonesia) by the occupying Japanese.

  5. Air pollution - Wikipedia

    en.wikipedia.org/wiki/Air_pollution

    Air pollution can occur naturally or be caused by human activities. [4] Air pollution causes around 7 or 8 million deaths each year. [5] [6] It is a significant risk factor for a number of pollution-related diseases, including heart disease, stroke, chronic obstructive pulmonary disease (COPD), asthma and lung cancer.

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

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

    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 ...

  7. Air pollution in Malaysia - Wikipedia

    en.wikipedia.org/wiki/Air_pollution_in_Malaysia

    The air quality in Malaysia is reported as the Air Pollution Index (API). Four of the index's pollutant components (i.e., carbon monoxide, ozone, nitrogen dioxide and sulfur dioxide) are reported in ppmv but PM 10 particulate matter is reported in μg/m 3. This scale below shows the health classifications used by the Malaysian government. 0-50 Good

  8. Air Pollution Index - Wikipedia

    en.wikipedia.org/wiki/Air_Pollution_Index

    The air quality in Malaysia is reported as the API (Air Pollutant Index) or in Malay as IPU (Indeks Pencemaran Udara). Four of the index's pollutant components (i.e., carbon monoxide, ozone, nitrogen dioxide and sulfur dioxide) are reported in ppmv but PM 2.5 particulate matter is reported in μg/m 3.

  9. Pollution in China - Wikipedia

    en.wikipedia.org/wiki/Pollution_in_China

    The immense population growth in the People's Republic of China since the 1980s has resulted in increased soil pollution. [citation needed] The State Environmental Protection Administration believes it to be a threat to the environment, food safety and sustainable agriculture. 38,610 square miles (100,000 km 2) of China's cultivated land have been polluted, with contaminated water being used ...