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
Desert National Park of the Thar Desert and its diverse wildlife adventure. The vegetation is sparse, and patches of sewan grass and aak shrub (Calotropis) can be seen. The landscape includes craggy rocks and compact salt lake bottoms, as well as intermediate areas and both fixed and shifting dunes. Around 20 percent of the vast expanse is covered with sand dunes. Flora: ronj, palm trees, ber, dhok. Mammals: desert fox, Bengal fox, desert cat, wolf, hedgehog, blackbuck and chinkara. Reptiles: spiny-tailed lizard, monitor lizard, saw-scaled viper, Russell's viper, common krait. Avifauna: sandgrouse, partridges, bee-eaters, larks and shrikes are year-round residents, while demoiselle crane