Bangladesh, Oct. 9 -- The 30-year Ganges water-sharing treaty between Bangladesh and India is set to expire on December 12, 2026, raising concerns over Bangladesh's future access to transboundary river flows and the shape of future cooperation between the two countries.

The treaty was signed in 1996 for 30 years and has governed dry-season water sharing since 1997.

The water-sharing arrangement profoundly affects the lives of around 630 million people who directly or indirectly depend on the Ganges river system for their livelihoods and survival, according to the International Centre for Integrated Mountain Development.

The treaty governs the dry-season flow of the Ganges between January and May at the Farakka Barrage in India.

The tr...