Pakistan pollution: residents demand action as toxic smog descends
Air quality in Pakistan's Lahore reached 'hazardous' levels Thursday:: It's prompted urgent calls for action to reduce ...
At 1600 AQI, this city is world's most polluted, and it's not New Delhi
In the worst case of air pollution in the world, an area in Pakistan's Lahore recorded an AQI of nearly 1600 on Friday.