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
Pearl River Delta Economic Zone 2020. Six cities surround the geographic delta, with a seventh city over the ocean, comprising a total land of roughly 29,000 square kilometers (11,200 square miles). This figure does not include inland Huizhou and Zhaoqing city which amalgamates with the area, nor the separately governed territories of Hong Kong and Macau. The Pearl River Delta Economic Zone encompasses nearly 7000 square kilometers, 0.07 percent of China, with a population of 22 million people, 3.1 percent of the 2010 population of mainland China. A report by the World Bank described this zone as the third largest urban area in the world.