South India South India South India is the area including five Indian states of Andhra Pradesh, Karnataka, Kerala, Tamil Nadu and Telangana as well as three union territories of Lakshadweep, Andaman and Nicobar Islands, and Puducherry, occupying 19% of India's area (). Covering the southern part of the peninsular Deccan Plateau, South India is bounded by the Bay of Bengal in the east, the Arabian Sea in the west and the Indian Ocean in the south. The geography of the region is diverse with two mountain ranges–the Western and Eastern Ghats, bordering the plateau heartland. Godavari, Krishna, Kaveri, Tungabhadra and Vaigai rivers
Tsalka Plateau precipitation rate is 740 millimetres. The Tsalka Reservoir occupies the centre of the plateau. Most likely covered largely by forests from Neolithic through Middle Bronze Age ca. 1500 BC, the land today represents mainly ancient dolomitic lava and is largely infertile. Before the Soviet Union, crop growing on the plateau was hindered by severe weather conditions, hail and field mice, which is why animal husbandry and beekeeping were more preferred forms of agriculture. The Tsalka plateau is home to the ancient Trialeti culture, with tumuli dating back to the second millennium BC, discovered in the 1930s. Some tumuli have stone-lined