most polluted city worldwide.
N’Djamena was the most polluted capital city in the world in 2022, with an average PM2.5 concentration of nearly 90 micrograms per cubic meter of air (μg/m³). PM2.5 particulate matter concentrations in the Chadian capital were almost nine times higher than the World Health Organizations PM2.5 target of 10 μg/m³. Despite having such high PM2.5 levels, N’Djamena isn't the Average PM2.5 concentration in the most polluted capital cities worldwide in 2022 (in micrograms per cubic meter of air)
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IQAir. (March 23, 2023). Average PM2.5 concentration in the most polluted capital cities worldwide in 2022 (in micrograms per cubic meter of air) [Graph]. In Statista. Retrieved March 19, 2024, from https://www.statista.com/statistics/1135370/most-polluted-capital-cities-in-the-world/
IQAir. "Average PM2.5 concentration in the most polluted capital cities worldwide in 2022 (in micrograms per cubic meter of air)." Chart. March 23, 2023. Statista. Accessed March 19, 2024. https://www.statista.com/statistics/1135370/most-polluted-capital-cities-in-the-world/
IQAir. (2023). Average PM2.5 concentration in the most polluted capital cities worldwide in 2022 (in micrograms per cubic meter of air). Statista. Statista Inc.. Accessed: March 19, 2024. https://www.statista.com/statistics/1135370/most-polluted-capital-cities-in-the-world/
IQAir. "Average Pm2.5 Concentration in The Most Polluted Capital Cities Worldwide in 2022 (in Micrograms per Cubic Meter of Air)." Statista, Statista Inc., 23 Mar 2023, https://www.statista.com/statistics/1135370/most-polluted-capital-cities-in-the-world/
IQAir, Average PM2.5 concentration in the most polluted capital cities worldwide in 2022 (in micrograms per cubic meter of air) Statista, https://www.statista.com/statistics/1135370/most-polluted-capital-cities-in-the-world/ (last visited March 19, 2024)
Average PM2.5 concentration in the most polluted capital cities worldwide in 2022 (in micrograms per cubic meter of air) [Graph], IQAir, March 23, 2023. [Online]. Available: https://www.statista.com/statistics/1135370/most-polluted-capital-cities-in-the-world/