River interlinking projects promise water security but pose ecological trade-offs. Discuss with reference to the Ken-Betwa Link Project.

Inter-basin water transfer under the National Perspective Plan seeks to move surplus water to deficit basins. The Ken-Betwa Link Project (KBLP), approved by the Union Cabinet in December 2021 at ₹44,605 crore, is the first such link to reach implementation [1] — and thus the clearest test of the promise-versus-cost debate.

The promise: water security in Bundelkhand

• Assured irrigation to about 10.62 lakh hectares annually, transforming a drought-prone belt spanning Madhya Pradesh and Uttar Pradesh [1].
• Drinking water for nearly 62 lakh people, addressing chronic water stress and distress migration in Bundelkhand [1].
• Clean energy co-benefits — 103 MW hydropower and 27 MW solar — alongside the Daudhan Dam, Lower Orr Project, Kotha Barrage and Bina Complex [1].
• Cooperative federalism in practice: an MP–UP agreement, a Steering Committee for monitoring, and a foundation stone laid in December 2024 at Khajuraho [2], creating a template for future links such as Godavari–Cauvery.

The trade-off: ecological and social costs

• Environmental assessment flagged adverse impacts on local biodiversity, forest cover, land submergence and altered river characteristics [3].
• Submergence encroaches on the Panna Tiger Reserve, pitting a restored tiger habitat against irrigation gains — a classic development-versus-conservation conflict.
• Displacement of project-affected families makes rehabilitation, not just construction, the real measure of success [3].
• The "surplus water" premise itself is contested, since basin surpluses shift with rainfall variability under climate change.

Mitigation measures — afforestation, erosion and pollution control, and habitat improvement — have accordingly been recommended [3].

KBLP shows that water security and ecological integrity are not opposites but two accounts that must balance. Rigorous implementation of the mitigation package, transparent Steering Committee monitoring, time-bound resettlement, and demand-side reforms such as micro-irrigation can secure the benefits without mortgaging the ecosystem. Aligned with SDG 6 and the constitutional duty under Article 48A to protect forests and wildlife, KBLP can become a model of ecologically responsible water engineering rather than a cautionary tale.