Fifteen of the 20 most polluted cities in the world are in India: New report
From IndiaSpend.com: Fifteen of the top 20 most polluted cities in the world are located in India, according to an analysis of air quality in several cities around the world by IQAir Group. Gurugram, in Haryana, topped the list with an average annual particulate matter (PM 2.5) quality of 135 g/m3 (micrograms/cubic metre), in 2018….
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