2019
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Varanasi
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Faridabad
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Kanpur
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Delhi
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Detailed explanation-1: -While Delhi is at the top of the list of most polluted cities, Faridabad ranks second with an annual PM2. 5 concentration of 95.6µg/m3. Ghaziabad is third with a reading of 91.25µg/m3.
Detailed explanation-2: -Most of the top ten polluted cities of 2022 – with regard to both PM2. 5 and PM10 – are from the Indo-Gangetic Plain, including Ghaziabad, Noida and Meerut from Uttar Pradesh, Muzaffarpur and Patna in Bihar, and Delhi.
Detailed explanation-3: -Kanpur, known for its shoe industries and leather, tops the list of India’s most polluted cities. The city has the worst air quality in India as confirmed by the WHO. The annual average level of PM 2.5 in Kanpur is 88, which is 17 times higher than the recommended limit of WHO.