Fig. 11.11 Temporal changes of hypersaline tracts in between 1989 (17.1819  km
2 ) and 2015
(9.3078  km
2 ) at and around southwestern Sundarban. Saline blanks were concentrated in few
islands, but they are now expanding over the seaward zones of mangrove wetlands
Fig. 11.12 Erosional and accretional areas of the shorelines adjacent of southwestern Sundarban
estimated through spatio-temporal image analysis