7 most polluted cities of the world

Polluted Cities

According to WHO, ‘Air pollution is now the world’s largest single environmental health risk!’ The presence of harmful gases like nitrogen dioxide, carbon monoxide and sulphur dioxide increases the rate of chronic bronchitis, lung cancer and heart diseases. So one should be very cautious when it comes to choosing a city to live! Here is a list of 7 most polluted cities which one should avoid living in!

Most polluted cities

Polluted Cities

7. Rawalpindi
With an annual average of 107 ug/m3 (micrograms of PM2.5 per cubic metre of air), this Pakistani city holds the seventh position. The city is also the military headquarters of Pakistan.


Polluted Cities


6. Peshawar
Peshawar is the oldest living city of Pakistan and also one of the oldest cities in South Asia. The city is known as the ‘city of flowers’. But when it comes to air pollution; it seems to be the city of severe diseases. It has an annual average of PM2.5 111 ug/m3.


Polluted Cities

5. Karachi
The largest and most populous metropolitan city of Pakistan, Karachi is the most polluted city of Pakistan! The city has an annual average of PM2.5117 ug/m3.


Polluted Cities



4. Raipur
With history stretching back more than a thousand years, Raipur is an important regional centre for different ethnic groups in India. The city ranked fourth most polluted city with an annual average of PM2.5 134 ug/m3.


Polluted Cities

3. Gwalior
The tourist capital of Madhya Pradesh, Gwalior is an important tourist attraction in Central India. However, the city is also the third most polluted city in the world with an annual average of PM2.5 144 ug/m3.



Polluted Cities

2. Patna
The second largest city of eastern India is also the second most polluted cities in the world. Patna is among the 21st fastest growing city in the world; but the city has also grown much when it comes to air pollution. The city has an annual average of PM2.5 149 ug/m3.


Polluted Cities

1. Delhi
The reigning king of polluted cities is none other than the capital of India! Delhi tops the list of most polluted city in the world with an annual average of PM2.5153 ug/m3.



Till date we all knew that India and Pakistan are competing with each other at various grounds; whether it may be battleground or the cricket ground! But now they are also competing for securing the top most position in the list of most polluted cities in the World! LOL


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