Thar Desert of sand in the desert are interspersed by hillocks and sandy and gravel plains. Due to the diversified habitat and ecosystem, the vegetation, human culture and animal life in this arid region is very rich in contrast to the other deserts of the world. About 23 species of lizard and 25 species of snakes are found here and several of them are endemic to the region. Some wildlife species, which are fast vanishing in other parts of India, are found in the desert in large numbers such as the blackbuck ("Antilope cervicapra"), chinkara ("Gazella bennettii") and Indian wild ass ("Equus
Thar Desert and water erosion, mining and other industries have resulted in serious land degradation. Agricultural production is mainly from kharif crops, which are grown in the summer season and seeded in June and July. These are then harvested in September and October and include bajra, pulses such as guar, jowar ("Sorghum vulgare"), maize ("zea mays"), sesame and groundnuts. Over the past few decades the development of irrigation features including canals and tube wells have changed the crop pattern with desert districts in Rajasthan now producing rabi crops including wheat, mustard and cumin seed along with cash crops. The Thar region of