The mighty Brahmaputra has wiped out nearly 4,000 square kilometres of area at a rate of 80 square kilometres per year, destroying more than 2500 villages and affecting more than five million people in Assam. Assam's Water Resources Department has identified 25 vulnerable and very severe erosion-prone sites and estimated that the Assam valley portion of the Brahmaputra has lost approximately 7.4 per cent of its land area due to river bank erosion and channel migration.

Experts from Assam and t...
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