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Mangrove Wetlands Ecosystem Management in Bangladesh (Shafi Noor Islam)
The document discusses the management of mangrove and wetland ecosystems in Bangladesh, focusing on the Sundarbans and the impacts of water flow and salinity intrusion in the Ganges delta. It presents data on various rivers and species in the region, highlighting changes in vegetation and ecosystem challenges over time. The information aims to address optimal solutions for preserving threatened ecosystems within the Ganges basin.
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Mangrove Wetlands Ecosystem Management in Bangladesh (Shafi Noor Islam)
- 1. Mangrove and WetlandsEcosystemMangrove and Wetlands Ecosystem Management in BangladeshManagement in Bangladesh By Dr. Shafi Noor ISLAM
- 2. 1 3 4 56 2 1 2 Atlantic East Pacific (AEP) Indo-West Pacific (IWP)
- 4. The Sundarbans inthe Ganges Delta
- 5. Nypa fruticanHeritiera fomesOut growth roots
- 7. Impacts of Farakkain the Ganges Delta Gorai off Take Borodia Passur River Padma River Ganges River Farakka Barrage Calcutta Hoogli River Bhagirathi River Jangipur Barrage Gorai River Passur River Sibsa River Kobadak River Arpongasia Jamuna River Sundarbans Mongla Port Baleswar River Madhumati River I N D I A BANGLADESH Hardinge Bridge BAY OF BENGAL The Gorai Catchment 8298 dS/m 173kmfromthecoast The Scenario of the Ganges Basin in 2006 Sundarbans
- 8. Optimal Solution forThreatened Ecosystems 0 500 1000 1500 2000 2500 3000 3500 4000 1962 1968 1970 1973 1975 1976 1980 1985 1989 1993 1996 1998 2000 2002 2004 2006 Time (Year) WaterDischargem³/sec -4500 500 5500 10500 15500 20500 25500 30500 35500 WaterSalinitydS/m m³/sec dS/m Optimal line A The Ganges water flow curve, salinity intrusion curve and the optimal line have crossed at point A which is the optimal point of salinity intrusion.
- 9. The Locations of13 Potential Rivers Heritiera fomes 21%, H. fomes - E. agallocha 29%, E. agallocha 5%, E. agallocha - H. fomes 15%, C.decendra - E. agallocha 14%, E.agallocha - C. decandra 9%, Sonneratia apetala 1%. N Baen Gewa Gewa Goran Gewa Mathal Gewa Sundari Goran Goran Gewa Grass and Bare Ground KeoraPassur Kankra Passur Kankra BaenSandbar Sundari Sundari Gewa Sundari Passur Sundari Passur Kankra Tree Plantation Legend Scale = 1: 500000 LS MS HS
- 10.
- 11. Vegetation Height ClassChanging Pattern Forest Canopy Class in 1933 (Curtis, 1933) Forest Canopy Class in 1985 (ODA, 1985)
- 14. Thank You for YourAttention