Ganges Delta Ganges Delta The Ganges-Brahmaputra Delta (also known as the Brahmaputra Delta, the Sunderbans Delta or the Bengal Delta) is a river delta in the Bengal region of the Indian subcontinent, consisting of Bangladesh and the Indian state of West Bengal. It is the world's largest delta and empties into the Bay of Bengal the combined waters of several river systems, mainly those of the Brahmaputra river and the Ganges river. It is also one of the most fertile regions in the world, thus earning the nickname The Green Delta. The delta stretches from the Hooghly River on the west to
Indus River Delta numerous minor creeks. The delta receives almost all of its water from the Indus river, which has an annual flow of approximately , and is accompanied by 400 million tonnes of silt. Since the 1940s, dams, barrages and irrigation works have been constructed on the river Indus. (In fact the World Bank has characterized the works as the "world's largest" and the Indus Basin Irrigation System as the "largest contiguous irrigation system developed over the past 140 years" anywhere in the world.) This has served to reduce the flow of water and by 1994, the annual flow of water into