Toxic smog in India and Pakistan has caused air quality in the major metropolitans of Lahore, Multan, Delhi and Chandigarh to deteriorate to toxic levels.

Dense smog hovering over Pakistan's Punjab province and much of India is visible from space, as seen in NASA's satellite images. Asia is grappling with intense air pollution. Both Pakistan and India are experiencing exceptionally dense smog.

Dense smog hovering over Punjab province and much of India is visible from space. It can be observed in NASA's satellite images. Asia is grappling with severe air pollution. Pakistan and India, especially,

A thick blanket of smog continued to suffocate several cities in Pakistan’s Punjab province, spreading its toxic reach and severely disrupting transportation. As Lahore remained the world’s most polluted city,