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Delhi has dirtiest air in the world, Lahore stands second: Swiss firm IQAir
Published on: Oct. 22, 2025, 11:32 a.m. | Source: Firstpost
Delhi’s air quality index nosedived after the Diwali festival, with the burning of firecrackers skipping the official restrictions. Swiss air quality firm IQAir's recent report delivers the list of top 10 most polluted cities with Delhi topping the table.