Delhi emerges as world's most polluted capital city for 4th consecutive year, India ranks at...
https://ift.tt/davYsCO PM2.5 levels worsened from 89.1 micrograms per cubic metre in 2022 to 92.7 micrograms per cubic metre in 2023.The national capital was ranked the most polluted capital city in the world four times on the trot starting 2018.
donewssuper.blogspot.com Varnika Srivastava
donewssuper.blogspot.com Varnika Srivastava
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