As air pollution hits toxic levels, one proposal is to introduce a ‘smog diplomacy’ initiative between Pakistan and India

As the smog descended over Lahore, people began to feel the familiar symptoms. First came the scratchy throat and burning eyes, then the dizziness, tightness in the chest and the dry racking cough.

“It’s become a physical ordeal just to go outdoors,” said Jawaria, 28, a master’s student living in the Pakistani city.