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PSIR Optional PYQ Solutions · Model answer
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The Indus, Ganga and Brahmaputra basins make the subcontinent one hydrological unit, and its agrarian, hydropower-hungry, fast-urbanising economies draw on the same rivers. India holds a double riparian position: upstream of Pakistan and Bangladesh, downstream of China, Nepal and Bhutan. Every principle it invokes in one basin can be turned against it in another.
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