The socio-economic structure of human development and frontiers of human survival enforces inconsistent upbringing that combat the man environment relation. The institutional process of development and the nature of political economy also underlined such devastating environmental landscape. Here, the increasing human population and pressure inflict losing environmental sustainability. In the modules of economic the development of North Eastern Region (NER) of India, environmental geography and eye catching gorgeousness of the region makes it unique one among the other areas of India. However, the in the way of modernization, the capitalistic market behavior creates hurdles for sustaining the environmental biodiversity and protecting the environment. The other assorted miscellany of North Eastern Region (NER) also entitles for biodiversity lose and human poverty due to chronic natural catastrophe is another consequence which has busted the economy and peasant life from a long time. In this route, countries with huge population anxiety and pervasive poverty are core frontier of deforestation where India, being the 2nd most densely populated country with diminishing forest land, seizes lower per capita forestland. The forests are depleting mainly due to illegitimate logging and alteration to non-forestry uses. In many parts of India, there exists intricacy of pre-independence British Forest Policy and that of post independence Govt. policies especially in Assam. Encroachment leaded by sometimes British Government and modern environmental policies generating hurdles in the path ecological balance and deforestation. Land right over the forest lands and eviction policy are creating peasant mass movement in many places of Assam especially in the reserve forest areas.