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Mention any reasons for which environmentalist protested against raising height of the “Sardar Sarovar Dam” on river Narmada.
The problems which arise due to construction of big dams are:
a. Social problems – Vast area of land get submerged under water so many people become homeless. It also leads to unequal distribution of water. People close to the source will get enough water for agriculture whereas those far from the source cannot get sufficient water.
b. Economic problems – It involves a huge expenditure and low benefits as compared to the cost.
c. Environmental problems – Large-scale deforestation, loss of flora and fauna of that particular area, displacement of large number of people living in that area etc.