Lahore tops world's pollution chart as AQI hits hazardous 412, authorities launch crackdown

Lahore is the world's most polluted city. Air quality is hazardous. Health warnings are issued. Authorities are cracking down on pollution sources. Crop residue burning is banned. Drones monitor industrial zones. Smoke-emitting vehicles are fined. Farmers are educated on alternatives. Collective efforts are needed to clear the air.