<h1 class="ql-align-center">Thar Desert</h1> <h2>About:</h2> <ul><li>The name ‘Thar' comes from the word thul, which refers to the region's sand ridges.</li></ul> <ul><li>The ‘Great Indian Desert' is another name for it.</li></ul> <ul><li>Part of it is in Rajasthan state in northwestern India, and part of it is in the Punjab and Sindh provinces in eastern Pakistan.</li></ul> <ul><li class="ql-indent-1">It is&nbsp;bordered by&nbsp;the Indus River plain to the west, the Punjab Plain to the north and northeast, the Aravalli Range to the southeast, and the Rann of Kachchh to the south.</li></ul> <h2>Features:</h2> <ul><li>A 2,00,000-square-kilometer dry region.</li></ul> <ul><li>It has Aeolian sand has collected on the surface over the last 1.8 million years.</li></ul> <ul><li class="ql-indent-1">Aeolian is a wind deposited sand in the region.</li></ul> <ul><li>Surface with High and low sand dunes are separated by sandy plains and low barren hills, or bhakars, which rise abruptly from the surrounding plains.</li></ul> <ul><li class="ql-indent-1">Barchan, often written Barkhan, is a crescent-shaped sand dune formed primarily by the wind from one direction.</li></ul> <ul><li>Throughout the region, there are several playas (saline lake beds), sometimes known as dhands.</li></ul> <ul><li>The desert supports rich biodiversity&nbsp;with several large mammals, notably:</li></ul> <ul><li class="ql-indent-1">Blue bull</li><li class="ql-indent-1">blackbuck</li><li class="ql-indent-1">Indian gazelle or chinkara.</li></ul>