Which city was named as the most polluted city in the world, according to the World Air Quality Report 2023 released by IQAir, a Switzerland-based organization in March 2024?

Begusarai

The city of Begusarai in Bihar has been named as the most polluted city in the world, according to the World Air Quality Report 2023 released by IQAir, a Switzerland-based organization. After Begusarai, Guwahati is the second most polluted, followed by Delhi at third place and Mullanpur (Punjab) at fourth.