Thar Desert Sagi from the left, and the Jojari River from the right. The Ghaggar is another intermittent river in India, flowing during the monsoon rains. It originates in the Shivalik Hills of Himachal Pradesh and flows through Punjab and Haryana to Rajasthan; just southwest of Sirsa, Haryana and by the side of "talwara jheel" in Rajasthan, this seasonal river feeds two irrigation canals that extend into Rajasthan. It terminates in Hanumangarh district. The Rajasthan Canal system is the major irrigation scheme of the Thar Desert and is conceived to reclaim it and also to check spreading of the desert to fertile
Thar Desert a year are cloud free. Solar energy based plant has been established at Bhaleri in Churu district to convert hard water into drinking water. There are a number of salt water lakes in Thar desert. These are Sambhar, Pachpadra, Tal Chhapar, Falaudi and Lunkaransar where Sodium chloride salt is produced from salt water. The Didwana lake produces Sodium Sulphate salt. Ancient Archaeological evidences of habitations have been recovered from Sambhar and Didwana lakes which shows their antiquity and historical importance. Water scarcity plays an important role in shaping life in all parts of Thar. Small, intermittent ponds, whether natural (tobas)