Lahore is the second largest and most populous city in Pakistan after Karachi. This city is known for its rich history. But according to WHO it is one of the most polluted cities in world. Lahore registers an annual figure of 200 mcg/m3 and has been rated as the third most contaminated city in Pakistan. The quality of its air is quite perilous not only for its inhabitants but also for the tourists visiting it.
The neighbor country of Pakistan, India is not better off when it comes to air pollution. Some of its cities are also contaminated. Kanpur is a city where industrialization has caused air pollution up to 92.71 that is too high. Kanpur is eminent for leather industries. Kanpur is second most polluted city in India.