Lahore: Owing to dense fog normal life came to standstill in cities of Punjab on Friday, today.
Due to dense fog Motorway was closed at several places while fog also blanketed Karachi.
Karachi has become on top position in the most polluted cities lists. The metropolitan city Air Quality Index (AQI) recorded 258.
The health ministry has urged the people of Karachi to observe caution and preventive measures.
