World's Most Polluted Cities

Rank		City
1		Sumgayit, Azerbaijan
2		Linfen, China
3		Tianjing, China
4		Sukinda, India
5		Vapi, India
6		La Oroya, Peru
7		Dzerzhinsk, Russia
8		Norilsk, Russia
9		Chernobyl, Ukraine
10		Kabwe, Zambia