Many groups like the 'Narmada Bachao Andolan' oppose building of big dams. What is the negative social impact of a big dam that such groups oppose?

The correct answer is It displaces people in the upstream reservoir area.

Key Points:

• Environmentalists and human rights advocates have been protesting the construction of dams across the Narmada River as part of the Narmada Bachao Andolan (NBA) social movement.
• Numerous well-known persons are involved in the movement and are fighting against the uprooting of the populace and for their rehabilitation.
• The construction of such a project will result in widespread violations of human rights and the eviction of the vulnerable and impoverished, according to the justification for the protest.
• The multipurpose Sardar Sarovar Project has a price because it impacts the locals who are being forcibly evicted.
• 245 villages from these states were predicted to be flooded during the dam's construction.
• About 2.5 lakh residents from these villages had to be relocated. 

Additional Information:

• The Narmada Bachao Andolan, an Indian social movement led by local tribal people, farmers, environmentalists, and human rights advocates, has been protesting a number of huge dam projects across the Narmada River, which flows through the states: Gujarat, Madhya Pradesh, and Maharashtra.
• The Sardar Sarovar Dam in Gujarat, one of the largest dams on the river, was one of the movement's initial focal areas.
• It is a part of the Narmada Dam Project, which aims to provide irrigation and energy to the people of the aforementioned states.
• Legal actions, hunger strikes, protests, and soliciting the aid of well-known personalities in the film and art industries are just a few of NBA's campaign strategies.
• With notable spokespersons Medha Patkar and Baba Amte present, the NBA was presented with the Right Livelihood Award.