One of the reasons of increasing environmental degradation is the absence of market or price for the environmental resources. It is recognized that in order to establish the significance of the losing elements of the environment and to ensure the notion of sustainable development, it is necessary to measure their value in monetary terms. Kaziranga National Park (KNP) of Assam (India), one of the most precious natural resources is facing various challenges like the poaching, threat from the upstream tea garden and industries, and also from various constructive works or projects, which cause...