TNPSC Thervupettagam

World Air Quality Report 2025

March 27 , 2026 15 hrs 0 min 33 0
  • The World Air Quality Report 2025, released by IQAir, ranked Pakistan as the most polluted country.
  • It is followed by Bangladesh and Tajikistan, while India ranked sixth.
  • The rankings are based on PM2.5 levels.
  • At the city level, Loni in Uttar Pradesh was the most polluted, while Delhi ranked fourth globally.
  • Only about 9 percent of countries met safe air quality standards set by the World Health Organization.

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