This city of almost 300,000 people, 80 miles north of Zambia's capital of Lusaka, was identified by a 2022 U.N. report as a "sacrifice zone" — one of the most polluted places on the planet.

The national capital 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 (µg/m³).

Delhi remains the most polluted megacity with a winter average PM2.5 level of 175 micrograms per cubic metre, 1% higher than the last three-year average. Despite efforts, prolonged poor air ...

Pakistan regularly ranks among the world's most polluted countries, with Lahore often the most polluted megacity between ...

Kolkata is the second-most polluted megacity during the 2024-25 winter The Tribune, now published from Chandigarh, started publication on February 2, 1881, in Lahore (now in Pakistan). It was ...

This city of almost 300,000 people, 80 miles north of Zambia's capital of Lusaka, was identified by a 2022 U.N. report as a "sacrifice zone" — one of the most polluted places on the planet. Between ...