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Urban and peri urban water management nexus to a dying river_Prof. MS Khan
- 1. Urban and Peri-Urban Water Management Nexus to a Dying River M. Shah Alam Khan Professor and Director Institute of Water and Flood Management, Bangladesh University of Engineering and Technology Levers of Change in (Peri) Urban Water Management August 23, 2011
- 2. Presentation Outline Khulna: general description Urban/Peri-urban vulnerabilities Mayur river: urban and peri-urban links Mayur river: issues and challenges Actions/Adaptations
- 6. Wastewater discharge, solid waste disposal, rainfall flooding and water logging
- 7. Climate change induced sea level rise and salinity intrusion
- 8. Salinity, iron and arsenic in groundwater
- 9. Absence of community participation in gate operation and management
- 10. Absence of community participation and institutional arrangement for water management
- 11. Conflict between upstream and downstream (Mayur river) water users (culture fisheries)
- 14. Sea level rise resulting in salinity intrusion, drainage congestion and storm surge/tidal flooding
- 15. Adverse impacts on vulnerable communities
- 17. Mayur RiverIssues and Challenges Natural (tidal) flow of the river is obstructed (by gates) The river has lost its conveyance capacity due to solid waste accumulation Water is unsuitable for aquatic life (DO: 0.3 - 1.4 mg/L; pH: 6.32 - 6.85) Conflict between KCC, KDA and KWASA regarding ownership of the problem Absence of strong advocacy for the peri-urban communities
- 18. Blame it ALL on Climate Change! Khulna has been the focus of CC studies and capacity building programs These programs have generated a lot of awareness among the vulnerable communities Local people believe almost all the problems (including WL rise and increasing salinity) are caused by CC impact Need to isolate CC impact and other causes
- 19. Actions/Adaptations Water supply, sewage treatment and solid waste management programs for the city (Water importation from peri-urban areas/distant rivers) Restoration of the Mayur river – ‘Linear Park’ Community based solid waste management and biological treatment Wastewater irrigation
- 20. Acknowledgement