Delhiites woke up on Thursday to a thick envelope of smog as air quality in the national capital and in adjoining regions, dipped into severe category again.
All schools will be shut in the Indian capital New Delhi for a week in the wake of current "Severe" levels of air pollution, Delhi Chief Minister Arvind Kejriwal said on Saturday.
Pakistan's Lahore has been declared the most polluted city globally after the city recorded its highest ever smog levels as the Air Quality Index (AQI) went above 700, reported a local media.