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2. 2024 India–Pakistan smog - Wikipedia

   en.wikipedia.org/wiki/2024_India–Pakistan_smog

   The air pollution generated in November 2024 in India and Pakistan was regarded by climate researchers as an unprecedented intensification of the region's annual pollution cycle. [2] NASA satellite imaging showed a continuous cloud of smog that extended across the majority of eastern and northern Pakistan, as well as northwestern India. [3] [4]

3. 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 ...

4. Air quality index - Wikipedia

   en.wikipedia.org/wiki/Air_quality_index

   The most commonly used air quality index in the UK is the Daily Air Quality Index recommended by the Committee on the Medical Effects of Air Pollutants (COMEAP). [39] This index has ten points, which are further grouped into four bands: low, moderate, high and very high. Each of the bands comes with advice for at-risk groups and the general ...

5. AI's $20 billion air-pollution problem

   www.aol.com/ais-20-billion-air-pollution...

   The team of researchers from the University of California, Riverside, and the California Institute of Technology conducted what they say may be the first study of its kind assessing AI's impacts ...

6. Environmental Performance Index - Wikipedia

   en.wikipedia.org/.../Environmental_Performance_Index

   Global map of countries by Environmental Performance Index, 2024 [1] The Environmental Performance Index (EPI) is a method of quantifying and numerically marking the environmental performance of a state's policies, highlightning the degradation of the planet's life-supporting systems on which humanity depends. A world economy that continues to ...

7. Air pollution measurement - Wikipedia

   en.wikipedia.org/wiki/Air_pollution_measurement

   Air pollution measurement is the process of collecting and measuring the components of air pollution, notably gases and particulates. The earliest devices used to measure pollution include rain gauges (in studies of acid rain), Ringelmann charts for measuring smoke, and simple soot and dust collectors known as deposit gauges. [1]