Hanoi November 17, 2025: Hanoi Emerges as One of the World’s Most Polluted Cities by Ethan Riley January 22, 2026
Canada Toronto Rises to Top 10 Most Polluted Cities as Wildfire Smoke Chokes the Air by Ava Thompson January 12, 2026
Kenya August 13, 2025: Nairobi Emerges as One of the World’s Top 10 Most Polluted Major Cities by Ethan Riley January 7, 2026
Chengdu September 5, 2025: Chengdu Ranks Among the World’s Most Polluted Cities by Victoria Jones December 21, 2025
Addis Ababa September 3, 2025: Addis Ababa Emerges as One of the World’s Top 10 Most Polluted Cities by William Green November 27, 2025
DR Congo October 16, 2025: Kinshasa Emerges as One of the World’s Most Polluted Cities by Sophia Davis October 16, 2025
