Consequent upon the ever increasing need of food to feed the ever-growing populations sustainably and environment friendly manner, the sustainability of agriculture and natural resources with the help of knowledge revolution is emerging as a focal theme. The sustainable agricultural technology transfer involves complex processes consisting of diverse structures, and relationship of inter-dependent factors and related variables, aimed at enhancing adoption of innovations in the farm level. In the changed scenario, with the vertical expansion of the agricultural innovation, agricultural extension system in India is more of informative extension or knowledge intensive extension embedded with the traditional social system. The paradigm shift of demand driven extension from supply driven extension gives rise to a new institutional, single window extension system of Farm Science Centre with a view to socialize the innovative eco-friendly agricultural technology in a sustainable manner.