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List any three advantages and three disadvantages of multipurpose river project.
Answer:
Answer to be written in the exam
Advantages
- Dams are built for water supply for domestic and industrial uses .
- Sutluj-Beas river basin , the Bhakra-Nangal project water is being used both for hydel power production and irrigation .
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- The Hirakud Project in the Mahanadi basin integrates conservation of water with flood control .
Disadvantages
- Ironically, the dams that were constructed to control floods have triggered floods due to sedimentation in the reservoir .
- Sedimentation also meant that the flood plains were deprived of silt , a natural fertiliser , further adding on to the problem of land degradation .
- It was also observed that the multi-purpose projects induced earthquakes.
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