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Delhi India's Most Polluted Megacity By Wide Margin: Report
Press Trust of India | Updated: March 19, 2025 01:43 IST
Kolkata was the second-most polluted megacity during the 2024-25 winter (File)
New Delhi:
Delhi remained India's most polluted megacity by a wide margin during the 2024-25 winter, with an average PM2.5 concentration of 175 micrograms per cubic metre, according to an analysis released on Tuesday.
However, the Centre for Science and Environment analysis found that PM2.5 pollution in the national capital declined in the 2024-25 winter (October 1 to January 31) compared to the 2023-24 winter (189 micrograms per cubic metre).
Kolkata was the second-most polluted megacity during the 2024-25 winter, with an average PM2.5 concentration of 65 micrograms per cubic metre.
The analysis showed that PM2.5 levels declined in Bengaluru, Mumbai and Kolkata compared to the previous winter but remained the same in Chennai and Hyderabad.
The average PM2.5 levels during the 2024-25 winter were 52 micrograms per cubic metre in Hyderabad, 50 in Mumbai, 37 in Bengaluru and 36 in Chennai.
(Except for the headline, this story has not been edited by NDTV staff and is published from a syndicated feed.)
Published: March 19, 2025 01:43 IST
Press Trust of India | Thursday July 03, 2025 , New DelhiIndia's demographic health survey 2019-21 reveals that 13 per cent of children were born prematurely, and 17 per cent with a low weight at birth, with air pollution contributing to the adverse birth outcomes.
- Press Trust of India | Tuesday July 01, 2025 , New Delhi
The city recorded a minimum temperature of 25.2 degrees Celsius on Tuesday, with the weather office predicting light to moderate rain.
- Edited by NDTV News Desk | Monday June 30, 2025 , New Delhi
Cloud seeding is generally considered moderately effective, with studies and real-world programmes showing it can increase rainfall under the right conditions.
- Edited by Abhinav Singh | Sunday June 29, 2025
Paris has traded automotive routes for bike lanes, adding green spaces and eliminating 50,000 parking spaces.
- Press Trust of India | Saturday June 28, 2025 , New Delhi
In a first for the national capital, Delhi is set to witness artificial rain aimed at reducing air pollution, with cloud seeding scheduled between July 4 and 11, subject to weather conditions, Delhi Environment Minister Manjinder Singh Sirsa said.
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