Bangladesh: Eastern Sundarbans

The Eastern Sundarbans form one of the world’s largest contiguous mangrove forests, and comprise nearly half of Bangladesh’s remaining natural forest.  These vast mudflats and mangroves hold immense economic and social importance to the people of Bangladesh. About one third of the total area is protected for biodiversity conservation and two thirds is used as a production zone for timber, goalpata, fuelwood, and pulpwood. Leaves, mollusk shells, crabs, honey, beeswax and fish are harvested by local communities.  

Among Asia’s largest carbon stores, these wetlands, when kept intact, can sequester carbon equivalent to Saudi Arabia’s annual oil emissions, offering opportunities for carbon financing for livelihoods and biodiversity conservation. The site has excellent—but still unrealized—potential for ecotourism, research, and conservation education. The mangroves act as a natural buffer, protecting densely populated farmlands from cyclones and tidal surges from the Bay of Bengal.


RFI Site Snapshot

City Municipality Province Region Barisal, Khulna
Area Size 1,009,783 ha including the Sundarbans Impact Zone
Geographical Coordinates 22.00 N, 89.70 E
Conservation Designation RAMSAR Site (1992), UNESCO World Heritage Site (1997) 
Key Habitats and Biomes low mangrove forest, high mangrove forest, open land/ grassland, riverine estuaries and muddy and sandy shorelines along the Bay of Bengal coast, which provide 
feeding areas for shorebirds.  
Key Ecosystem Services & Values Global and local climate regulation, flood mitigation, fresh water and cultivated food, cultural services e.g. recreation/ecotourism, and social relations), knowledge systems and education
Global climate regulation: Estimated Carbon Storage and Sequestration range from 15,700 to 22,700 tonnes, while annual carbon sequestration rate  is
estimated at 1,100 tonnes per year.
Indigenous Groups Munda and Oraon Jatis
EAAF Species  Masked Finfoot Heliopais personatus CR
Ruddy Shelduck Tadorna ferruginea  LC
Lesser Sand Plover Charadrius mongolus LC
 
Notable Biodiversity

Bengal Tiger Panthera tigris tigris EN 
Fishing Cat Prionailurus viverrinus VU 
Ganges River Dolphin Platanista gangetica EN
Northern River Terrapin Batagur baska CR 
King Cobra Ophiophagus hannah VU
Four species of marine turtles:  
Green Turtle Chelonia mydas EN
Loggerhead Turtle Caretta caretta VU 
Olive Ridley Turtle Lepidochelys olivacea VU 
Hawksbill Turtle Eretmochelys imbricata CR

 

Site Management

The Ministry of Environment and Forests has territorial jurisdiction over the 9 Eastern Sundarbans, and the Department of Forests has functional jurisdiction.

Threats

Hydropower and dams within or upstream of the Sundarbans, unsustainable harvesting of fish and other aquatic resources, and pollution from ports, shipping, 
recreational activities and tourism

Opportunities for RFI Interventions

Rehabilitation and restoration of degraded wetlands, sustainable management, coastal habitat protection and management, novel carbon financing, upscaling ecotourism infrastructure

Investment Range over Time Period

$29,050,000 over 5 years

Disclaimer

The views expressed on this website are those of the authors and do not necessarily reflect the views and policies of the Asian Development Bank (ADB) or its Board of Governors or the governments they represent. ADB does not guarantee the accuracy of the data included in this publication and accepts no responsibility for any consequence of their use. By making any designation of or reference to a particular territory or geographic area, or by using the term “country” in this document, ADB does not intend to make any judgments as to the legal or other status of any territory or area.

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Topics

  • Agriculture and Natural Resources
  • Climate Change
  • Environment
  • Water