As a thick winter smog once again engulfs Delhi, forcing schools to shut intermittently and residents indoors, thousands of people are heading for the hills in search of cleaner air.

The government on Wednesday slammed Congress leader Sonia Gandhi for keeping “51 cartons of Jawaharlal Nehru papers” and sought their return to the Prime Ministers’ Museum and Library (PMML).

Jammu and Kashmir Chief Minister Omar Abdullah linked the Valley’s tourism with global climate change, saying that the reality of climate change cannot be ignored any further, and the tourism in famed Gulmarg is dependent on snow.