Most air-polluted cities (PM2.5 concentration, μg/m³):
1. 🇵🇰 Lahore, Pakistan: 97.4
2. 🇨🇳 Hotan, China: 94.3
3. 🇮🇳 Bhiwadi, India: 92.7
4. 🇮🇳 Delhi: 92.6
5. 🇵🇰 Peshawar: 91.8
6. 🇮🇳 Darbhanga: 90.3
7. 🇮🇳 Asopur: 90.2
8. 🇹🇩 N'Djamena, Chad: 89.7
9. 🇮🇳 New Delhi: 89.1
10. 🇮🇳 Patna:…