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  2. 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.

  3. Air pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Air_pollution_in_the...

    Looking down from the Hollywood Hills, with Griffith Observatory on the hill in the foreground, air pollution is visible in downtown Los Angeles on a late afternoon.. Air pollution is the introduction of chemicals, particulate matter, or biological materials into the atmosphere that cause harm or discomfort to humans or other living organisms, or damage ecosystems.

  4. 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

  5. Pollution - Wikipedia

    en.wikipedia.org/wiki/Pollution

    Air pollution control system, known as a thermal oxidizer, decomposes hazard gases from industrial air streams at a factory in the United States. A dust collector in Pristina, Kosovo. Pollution control is a term used in environmental management. It refers to the control of emissions and effluents into air, water or soil.

  6. History of environmental pollution - Wikipedia

    en.wikipedia.org/wiki/History_of_environmental...

    Between the years 2016 and 2018, the United States saw an increase in 5.7% of the annual average fine particulate matter, which aids in quantifying ambient air quality. [51] Rapidly advancing technologies now provide the means to achieve a transition of economies, energy generation, water and waste management, and food production towards ...

  7. United States regulation of point source water pollution

    en.wikipedia.org/wiki/United_States_regulation...

    However, the reason this has not occurred yet comes down to a fundamental difference between water pollution and air pollution, and the process of establishing their respective markets. Establishing an emissions market , in principle, has three steps: (1) set a cap on emissions, (2) allocate portions of the cap to individual firms, and (3 ...

  8. List of schools in Indonesia - Wikipedia

    en.wikipedia.org/wiki/List_of_schools_in_Indonesia

    General schools. According to school year 2017–18 senior secondary school (SMA) statistics from Ministry of Education, [1] in 2017, Indonesia has 13.495 SMA (almost 50-50 ratio between public and private schools) with more than 160 thousand total classrooms (around 12 classrooms per school) and 30 thousands laboratories and 11 thousands libraries, 1,6 million new/10th grade SMA students (45% ...

  9. 2019 Kim Kim River toxic pollution - Wikipedia

    en.wikipedia.org/wiki/2019_Kim_Kim_River_toxic...

    The 2019 Kim Kim River toxic pollution is a water pollution incident that occurred on 7 March 2019 caused by illegal chemical waste dumping at the Kim Kim River in Pasir Gudang of Johor in Malaysia.

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