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India’s neighbour ranked as most polluted country in 2025. Check full listPakistan topped the global smog chart in 2025, with hazardous PM2.5 levels soaring 13 times above WHO limits. India's Loni emerged as the w...24 Mar, 2026, 09.49 AM IST- Why some apps showed Delhi’s AQI at 2,000 while the official CPCB reported it below 400Delhi residents were confused Tuesday as air quality readings varied drastically between platforms. While the Central Pollution Control Boa...22 Oct, 2025, 03.22 PM IST
- U.S. Most and Least Polluted Cities: Check out the listAir pollution remains a major health risk. In the U.S., California has the most polluted cities, while Hawaii and Washington have the clean...14 Mar, 2025, 02.27 AM IST
- Bangladesh, Pakistan ahead of India in world's most polluted country list; this nation tops the chartIn 2024, Pakistan ranked third among the world's most polluted countries, as per IQAir's report. Despite government measures, the average c...11 Mar, 2025, 03.52 PM IST
- Only seven countries met WHO air quality standards in 2024, data showsLast year, only seven countries met WHO air quality standards, with Chad and Bangladesh being the most polluted. Significant data gaps exis...11 Mar, 2025, 10.15 AM IST
- Delhi's AQI 494 or 1,600? What's with the difference and which is more accurateDelhi experienced alarming air pollution levels on Monday. The city's air quality index (AQI) reached 494, the second-highest recorded valu...19 Nov, 2024, 11.54 AM IST
- Delhi overtakes Lahore to become world's most polluted cityDelhi surpassed Lahore as the world's most polluted city, with its air quality index reaching a 'severe' 418. The smog, a mix of fog and sm...14 Nov, 2024, 01.45 PM IST
- Pakistan bans entry to parks, zoos as air pollution worsensPakistan's Punjab province has banned entry to public spaces like parks and zoos until November 17th due to severe air pollution. Lahore, t...08 Nov, 2024, 04.11 PM IST
- 'No need to panic': PCBA refutes reports labelling Guwahati as 2nd most polluted city in Central & South AsiaA statement issued by Dr. Shantanu Kumar Dutta, Secretary of PCBA, addressed the misleading report concerning Guwahati's air quality. The r...20 Mar, 2024, 09.24 PM IST
- Only 10 countries had healthy air quality in 2023, report findsBangladesh, Pakistan, India, Tajikistan and Burkina Faso ranked as the five countries with the most polluted air in 2023, weighted by popul...19 Mar, 2024, 02.22 PM IST
- Three Indian cities among world's 10 most polluted after DiwaliIndian cities, including New Delhi, Mumbai and Kolkata, have become among the world's top 10 most polluted cities, with smoke heavy in the ...13 Nov, 2023, 02.58 PM IST
- Pakistan's Punjab govt may impose Covid-19-like restrictions in Lahore as air quality worsensThe Punjab government in Lahore, Pakistan, is considering implementing coronavirus-like restrictions to combat the worsening smog situation...10 Oct, 2023, 07.34 PM IST
- Republican candidate Herschel Walker gives 'unique' explanation for air pollution in US. Read details hereEyeing the Georgia Senate seat, Republican candidate Herschel Walker talks about climate change and shares his theory about air pollution.13 Jul, 2022, 06.59 PM IST
- No country met WHO air quality standards in 2021 - dataThe WHO recommends that average annual readings of small and hazardous airborne particles known as PM2.5 should be no more than 5 microgram...22 Mar, 2022, 10.01 AM IST
- Delhi, Kolkata, Mumbai among world's top 10 polluted citiesWhile Delhi's Air Quality Index (AQI) at 556 made it to the top of the list, Kolkata and Mumbai recorded an AQI of 177 and 169, respectivel...13 Nov, 2021, 05.49 PM IST
- 22 of world's 30 most polluted cities are in India: ReportDelhi is the most polluted capital city globally. Ghaziabad is the second most polluted city in the world followed by Bulandshahar, Bisrakh...16 Mar, 2021, 05.36 PM IST
- Ghaziabad is the second most polluted city in the world followed by Bulandshahar, Bisrakh Jalalpur, Noida, Greater Noida, Kanpur, Lucknow and Bhiwari16 Mar, 2021, 05.07 PM IST
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