Narmada Bachao Andolan also was known as NBA is a social movement formed by activist Medha Patkar. NBA consists of human activist, farmers, Adivasis, and people established on the bank of Narmada river. The main aim of the movement is against the large dams built or in process across the Narmada river. The Narmada flows across Madhya Pradesh, Gujarat, Maharashtra and ends up in the Arabian sea.