CATCHMENT AREA of the Rishi Ganga, and the eastern tributary of Dhauli Ganga.It is the habitat of several endangered mammals, ESPECIALLY the snow leopard, Himalayan musk deer, and bharal.Some 312 floral species that include 17 rare species have been found here. Fir, Birch, Rhododendron, and Juniper are the MAIN flora.It was made a World Heritage Site by UNESCO in 1988. National Parks in UttarakhandJim Corbett National Park.Nanda Devi National Park.Rajaji National Park.Valley of Flowers National Park.Gangotri National Park.Govind National Park.