Farhana Sultana Why the Ganges Treaty and shared rivers demand a new imagination Teesta has led to the collapse of traditional livelihoods in fishing and agriculture. 2 January 2026, 18:00 PM Why the Ganges Treaty and shared rivers demand a new imagination Teesta has led to the collapse of traditional livelihoods in fishing and agriculture. 2 January 2026, 18:00 PM