As a result of   green revolution, the  technologies introduced by agricultural scientists in the field of bio- fertilizers, bio-pesticides and invented High yielding variety (HYV) seeds and addition to the irrigation introduced; these facilities have brought greater prosperity  in terms of  improved  socio-economic condition of the farmers, increased per capita income, spread of education, political awareness and participation, increased transportation facilities, wider social contacts, changes in the food habits and dress patterns which are ensure the standard  life of people. In this direction, the present paper tries to analysis the Role of Irrigation to ensure the prosperity in South Karnataka.

Keywords: Sociology of Agriculture, Sociology of Development, Irrigation System and Social Change.