← All questionsGS3 · 2017 · Environment ·River Linking: Gains and Environmental Impact
QUESTION 8
GS3
10 marks

Not many years ago, river linking was a concept but it is becoming a reality in the country. Discuss the advantages of river linking and its possible impact on the environment.

WRITE IN
7 min
150 words

What the examiner wants

Discuss the benefits of interlinking rivers and their environmental effects.

DiscussExplain the different sides of the issue, use evidence, and finish with a balanced view.

Demand-wise check

  1. 1Concept: National Perspective Plan (1980); 30 links (16 peninsular, 14 Himalayan); Ken–Betwa is the first being built≈30 words
  2. 2Advantages: transfer from surplus to deficit basins, irrigation, drought and flood reduction, hydropower, navigation, drinking water≈30 words
  3. 3Environmental impacts: forest and wildlife loss (Panna Tiger Reserve), reduced sediment to deltas, saline intrusion, changed river ecology, displacement≈30 words
  4. 4Balance: basin-level EIA, local water harvesting alternatives≈30 words

Open in about 20 words and close in about 20.

Answer plan

Concept and statusAdvantagesEnvironmental impactsBalanced approachConclusion

Where marks usually go

  • Only advantages
  • No mention of Ken–Betwa as a real case

Draw this

  • Map of proposed Himalayan and peninsular links

Value addition

  • ProjectKen–Betwa link approved in December 2021 at ₹44,605 crore; it submerges part of Panna Tiger Reserve.Union Cabinet, 2021
  • CaseIn re: Networking of Rivers (2012), the Supreme Court asked the government to implement the programme through a special committee.Supreme Court, 2012

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