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World AQI Ranking
15:34, Apr 27
#
MAJOR CITY
US AQI
1
Hanoi , Vietnam
171
2
Kathmandu , Nepal
165
3
Chiang Mai , Thailand
158
4
Yangon , Myanmar
157
5
Kolkata , India
156
6
Medan , Indonesia
152
7
Chengdu , China
152
SEE FULL RANKING
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Most polluted cities among major cities in the world