Environmental impact of development in the Sundarbans Environmental impact of development in the Sundarbans Environmental impact of development in the Sundarbans, is the study of environmental impact on Sundarban, the largest single tract mangrove forest. It consist of a geographical area of , including of reserve forest land, and is a natural region located partly in southern Bangladesh and partly in the Indian state of West Bengal. It is ecologically a southern part of the Gangetic delta between the Hooghly river in India on the west and the Meghna river in Bangladesh on the east and is bounded by the Ganga-Padma, the Padma-Meghna on the north and
Ganga Expressway for the expressway, supporting exits and links, and associated land parcels. The Ganga Expressway, the state government claims, will be on top of a flood-controlling left bank embankment along the river Ganga, with a total length of 1047 kilometers, featuring four bridges over river Ganga, 39 additional major bridges, 199 minor bridges, 1248 culverts, 25 interchanges, 23 flyovers, 187 vehicular underpasses, 244 pedestrian passes. About 65% of the required land area for the Ganga Expressway project will be dedicated as embankment to prevent annual floods and the resulting agricultural, environmental and property damage. Uttar Pradesh, one of the states in