The Deccan Traps, India (Part 1): The story of its genesis

Mugdha Chimote (India) Fig. 1: Deccan Traps exposed in Mahabaleshwar region of Maharashtra, India. Introduction Sandwiched between the Arabian Sea to the west and the vast Indian subcontinent to the east, the Western Ghats, a haven for trekkers and travellers, are a 1,600km long range of mountains along western edge of Deccan Plateau. Also known as “Great Escarpments of India”, the range extends from Gujarat in the north to Kanyakumari in the south. The Ghats traverse the states of Maharashtra, Karnataka, Kerala, and Tamil Nadu. They comprise of more than 39 wildlife sanctuaries, reserve forests and national parks. The Western Ghats were declared as one of the eight hottest ecological hotspots in the world in the year 1988, as the area is home to nearly 325 globally threatened floral, amphibian, fish, bird and faunal species. Famous hill stations such as Mahabaleshwar, Panchgani, Munnar, Wayanad, Coorg and Ooty are among some of the perfect weekend getaways and popular tourist attractions here. Thanks to the rich ecological reserve and tourist attractions, Western Ghats were awarded the title of UNESCO World Heritage Site in 2012. The Western Ghats however cover just a small portion of Deccan Traps (see also box: Kaas Pathar below). Deccan is an anglicised word derived from the Sanskrit word “Dakshin”, meaning south (the region is located in the southern part of Indian subcontinent). “Traps” mean step-like features. Thus, the Deccan Traps are step-like volcanic features found mainly in Southern India. The laterally extensive basaltic lava flows of the Deccan … Read More

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