2016
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the rank of Delhi in the report “noisiest City of India” released by Central Pollution Control Board (CPCB)
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2
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3
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4
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Explanation:
Detailed explanation-1: -In terms of PM10 pollution, Delhi ranks third in India after Ghaziabad and Faridabad. The capital’s annual PM10, recorded at 213 micrograms/ cubic metre in 2022, has improved only marginally by 1.8% since 2017.
Detailed explanation-2: -Delhi was the most polluted city in 2022, with an annual average PM2. 5 concentration of 99.71 ug/m3 – 2.5 times the safe limit (40 ug/m3) set by the CPCB.
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