The Indian Himalayan Region (IHR) is a mountain range that spans ten states of India namely, Jammu & Kashmir, Himachal Pradesh, Uttaranchal, Sikkim, Arunachal Pradesh, Meghalaya, Nagaland, Manipur, Mizoram and Tripura as well as the hill regions of two states - Assam and West Bengal.[1] The region is responsible for providing water to a large part of the Indian subcontinent and contains varied flora and fauna.[2]
The Karakoram ranges are the northern-most ranges of India. To the south of the Karakoram range lie the Zangskar ranges. Parallel to the Zangskar ranges lie the Pir Panjal ranges. These three mountain ranges lie parallel to each other in the north-western part of India, most of its area lying in the state of Jammu and Kashmir.