Which is the world’s most polluted city, as per the US Air Quality Index?
Which is the world’s most polluted city, as per the US Air Quality Index?
یو ایس ایئر کوالٹی انڈیکس کے مطابق دنیا کا سب سے آلودہ شہر کون سا ہے؟
Explanation
Top Polluted City in the World.
1. Lahore, Pakistan
2. Delhi, India
3. Mexico City, Mexico
Source Click here