Published: Mar 15, 2023, 04:08 IST | Updated: Mar 15, 2023, 04:08 IST
Chad is the world's most polluted country in the world. While Pakistan's Lahore is the most polluted city in the world. This is according to the air quality report released by swiss firm IQAir based on the level of PM 2.5. Rohit Wellington tells you about which all other countries and cities make the list of this report.