This statistic displays the most polluted cities in the world based on PM2.5 concentrations in 2016. During this year, Patna, India had an average PM 2.5 concentration of 149 micrograms per cubic meter. The World Health Organization recommends that PM2.5 levels should not exceed 10 micrograms per cubic meter.
Most polluted cities based on PM2.5 air pollution in 2016
(in micrograms per cubic meter)
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Business Insider. (May 12, 2016). Most polluted cities based on PM2.5 air pollution in 2016 (in micrograms per cubic meter) [Graph]. In Statista. Retrieved February 20, 2020, from https://www.statista.com/statistics/483732/worst-air-pollution-worldwide-by-city/
Business Insider. "Most polluted cities based on PM2.5 air pollution in 2016 (in micrograms per cubic meter)." Chart. May 12, 2016. Statista. Accessed February 20, 2020. https://www.statista.com/statistics/483732/worst-air-pollution-worldwide-by-city/
Business Insider. (2016). Most polluted cities based on PM2.5 air pollution in 2016 (in micrograms per cubic meter). Statista. Statista Inc.. Accessed: February 20, 2020. https://www.statista.com/statistics/483732/worst-air-pollution-worldwide-by-city/
Business Insider. "Most Polluted Cities Based on Pm2.5 Air Pollution in 2016 (in Micrograms per Cubic Meter)." Statista, Statista Inc., 12 May 2016, https://www.statista.com/statistics/483732/worst-air-pollution-worldwide-by-city/
Business Insider, Most polluted cities based on PM2.5 air pollution in 2016 (in micrograms per cubic meter) Statista, https://www.statista.com/statistics/483732/worst-air-pollution-worldwide-by-city/ (last visited February 20, 2020)
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