Desert similar. They occur in regions where large temperature differences occur between sea and land. Moist warm air rises over the land, deposits its water content and circulates back to sea. Further inland, areas receive very little precipitation. The Thar Desert near the India/Pakistan border is of this type. In some parts of the world, deserts are created by a rain shadow effect. Orographic lift occurs as air masses rise to pass over high ground. In the process they cool and lose much of their moisture by precipitation on the windward slope of the mountain range. When they descend on the
Thar Link Express renewable rail communication agreement was again extended by both nations from 19 January 2016 to 18 January 2019. This agreement forms the basis of running Thar Link Express, as well as the Samjhauta Express. The Delhi–Lahore Bus and Srinagar-Muzaffarabad Bus are based on a separated agreement. The Thar Link Express is a continuation of the previous "Sind Mail", when it was revived after a period of 41 years on 18 February 2006. Indian network, on which this train runs, was converted to broad gauge long ago. In 2005, Pakistan also converted the line from metre gauge to broad gauge. This