Water Treatment in Urban Environments : Examples from South/Southeast Asia

• Autore: Jegatheesan Veeriah
• Pubblicazione: Cham : , : Springer, , 2024; ©2024
• Edizione: 1st ed.
• Descrizione fisica: 1 online resource (240 pages)
• Altri autori: VelascoPerlie PachovaNevelina
• Nota di contenuto: Intro -- Foreword -- Preface -- Contents -- About the Editors and Contributors -- About the Editors -- Contributors -- List of Abbreviations -- Chapter 1: Introduction -- 1.1 Background -- 1.2 Organization of Chapters -- References -- Chapter 2: Mapping Existing NbS for Water Treatment in the Philippines, Sri Lanka, and Vietnam -- 2.1 Introduction -- 2.2 NbS Mapping Development -- 2.2.1 Static Map -- 2.2.2 Dynamic Map -- 2.2.2.1 Mapping Using Google Maps -- 2.2.2.2 GIS Mapping Using QGIS -- 2.3 NbS Mapping Results -- 2.3.1 Google Maps -- 2.3.2 GIS Map -- 2.3.2.1 Open Pop-up Info -- 2.3.2.2 Filter Display -- 2.3.2.3 Other Widgets -- 2.4 Conclusion -- References -- Chapter 3: Suitability Mapping for Constructed Wetlands -- 3.1 Introduction -- 3.2 Constructed Wetlands (CWs) for Wastewater Treatment -- 3.3 Methodology for Suitability Mapping of Constructed Wetlands -- 3.3.1 Determination of Suitability Factors and Constraints -- 3.3.2 Acquisition of Criteria and Constraint Maps -- 3.3.3 Consultation with Experts -- 3.3.4 Evaluation of Criteria Weighting using AHP -- 3.3.5 Preparation of Criteria and Constraint Maps -- 3.3.6 Generation of Suitability Map -- 3.3.7 Evaluation of Hazards -- 3.4 Suitability Mapping of Case Studies -- 3.4.1 Criteria and Constraint Maps -- 3.4.2 Criteria Weights -- 3.4.3 Generated Suitability Maps -- 3.5 Conclusion -- References -- Chapter 4: Economic Analysis of NbS for Wastewater Treatment Under Uncertainties -- 4.1 Introduction -- 4.2 Economic Analysis Under Uncertainty -- 4.2.1 Identifying the Economic Benefits: Ecosystem Services of NbS for Wastewater Treatment -- 4.2.2 Evaluating the Economic Costs: NbS Project -- 4.2.3 Benefit-Cost Analysis -- 4.2.4 Economic Valuation -- 4.2.4.1 Contingent Valuation Method -- 4.2.4.2 Shadow Pricing Method -- 4.2.5 Identifying the Uncertainties of the NbS Project. ; 4.2.6 Real Options Valuation -- 4.2.7 NbS Project Implementation Using Economic Analysis under Uncertainty -- 4.3 Case Study of Constructed Wetlands in Bayawan City, Philippines -- 4.3.1 Background of Constructed Wetlands in Bayawan City -- 4.3.2 Economic Valuation of Constructed Wetlands -- 4.3.3 Benefit-Cost Analysis of Constructed Wetlands Project -- 4.3.4 Uncertainties of Constructed Wetlands Project -- 4.3.5 Real Options Valuation of Constructed Wetlands Under Uncertainties -- 4.4 Conclusion -- Appendix A -- Sample Calculation for Benefit-Cost Analysis and Real Options Valuation -- References -- Chapter 5: Social Acceptability Assessment for Nature-Based Solution for Wastewater Treatment -- 5.1 Introduction -- 5.2 Methodology -- 5.2.1 Study Areas -- 5.2.2 Survey Instrument and Focus Group Discussion -- 5.2.3 Respondents of the Survey -- 5.3 Case Study Findings -- 5.3.1 Study Area 1 -- 5.3.1.1 GK Wastewater Facility -- 5.3.2 Study Area 2 -- 5.3.2.1 Panguil River Eco Park -- 5.4 Conclusions -- References -- Chapter 6: Guide to Constructed Wetlands: A Philippine Perspective -- 6.1 Introduction -- 6.2 Effectiveness of Constructed Wetlands for Wastewater Treatment -- 6.3 Guide Framework for CWs Implementation in the Philippines -- 6.3.1 Site Survey (Step 1) -- 6.3.2 Conceptual Design to Detailed Design (Steps 2-4) -- 6.3.3 Impact Assessments and Approval from Relevant Departments (Steps 5-6) -- 6.3.4 Implementation of CWs (Steps 7 to 10) -- 6.3.5 Continuous Monitoring and Research (Step 11) -- 6.4 Conclusion -- References -- Chapter 7: Guide to Green Roofs for Wastewater Treatment: A Vietnam Perspective -- 7.1 Introduction -- 7.2 Instruction for Installing Green Roof Systems -- 7.2.1 Preparation of Materials -- 7.2.2 Plant layers -- 7.2.3 Design Parameters -- 7.2.4 A Case Study in Ho Chi Minh City -- 7.2.4.1 Design Parameters. ; 7.2.4.2 Instruction for installing the green roofs -- 7.2.4.3 Experiment Set-up -- 7.3 Operation and Maintenance -- 7.3.1 Operational Protocols -- 7.3.1.1 Starting Up of the System -- 7.3.1.2 Operational Parameters -- 7.3.2 Maintenance -- 7.3.2.1 Equipment Maintenance -- 7.3.2.2 Caring Plants and Harvesting Biomass -- 7.3.2.3 Troubleshooting -- 7.4 Conclusions -- References -- Chapter 8: Guide to Floating Treatment Wetlands-A Sri Lankan Perspective -- 8.1 Introduction -- 8.2 Selection of an Area for the Implementation of CFWs -- 8.3 Background Studies -- 8.3.1 Water Quality Monitoring -- 8.3.2 Sociological Studies -- 8.3.3 Biological Studies -- 8.3.4 Climatological Study -- 8.3.5 Modelling -- 8.4 Designing and Planning -- 8.4.1 Selection of Plants -- 8.4.2 Components of CFWs Floater -- 8.4.3 Designing of Rafts -- 8.4.4 Planning of Implementation -- 8.5 Impact Assessment -- 8.5.1 Environmental Impact Assessment -- 8.5.2 Social Impact Assessment -- 8.6 Financial Assessment -- 8.7 Social Acceptance -- 8.8 Construction -- 8.8.1 Raft Preparation -- 8.8.2 Plant Nursing and Planting -- 8.9 Operation, Maintenance, and Inspection -- 8.9.1 Operation -- 8.9.2 Maintenance and Inspection -- 8.10 Research and Development -- 8.11 Conclusions -- References -- Chapter 9: Guide to the Selections of Plants for Floating Wetlands -- 9.1 Introduction -- 9.2 Importance of Plants in CFWs -- 9.3 General Characteristics of Plants Suitable For CFWs -- 9.3.1 Plant-Related Factors -- 9.3.2 Non-plant-Related Factors -- 9.4 Plant Selection Process -- 9.5 Problems with Plant Selection Criteria -- 9.6 Conclusion -- References -- Chapter 10: Guide to Floating Treatment Wetlands-A Vietnamese Perspective -- 10.1 Introduction -- 10.1.1 Applications of CFWs -- 10.1.2 Pros and Cons CFWs Applications -- 10.1.3 Operating Principles -- 10.2 Installation Instructions. ; 10.2.1 Installation Location Survey -- 10.2.1.1 Surveying the Installation Location of the CFWs -- 10.2.1.2 Obtaining Permission for Installation of the CFWs -- 10.2.2 Plant Species Selection and Installation Locations -- 10.2.2.1 Plant Species Selection -- 10.2.2.2 Location Selection and CFWs Layout -- 10.2.3 Design Guidelines -- 10.2.3.1 Size and Shape of the Floating Rafts -- 10.2.3.2 Prepare Materials and Tools for Raft Design -- 10.2.3.3 Material Costs for Making a Floating Raft -- 10.2.3.4 Steps to Design the Rafts -- 10.2.3.4.1 Numbered PVC Pipes and Cores -- 10.2.3.4.2 Placing the Pipes on the Ground and Checking the Size -- 10.2.3.4.3 Glue the Joints and Pipes to Form the Frame -- 10.2.3.4.4 Fix the Net to the Raft Frame -- 10.2.3.4.5 Fix the Baskets and Place the Plants into the Baskets -- 10.2.4 Launching and Fixing the Rafts -- 10.3 Operation and Maintenance Manual -- 10.3.1 Operation -- 10.3.2 Maintenance and Management -- 10.3.2.1 Plant Well-Being and Pruning -- 10.3.2.2 Using Plant Biomass -- 10.3.2.3 Common Problems -- 10.4 Conclusions -- References -- Chapter 11: Replicability and Pathways for the Scaling of Nature-Based Solutions for Water Treatment: Examples from the Philippines, Sri Lanka, and Vietnam -- 11.1 Introduction -- 11.2 Innovative Approach to Exploring Existing Practices and Scaling Opportunities -- 11.2.1 Integrated Assessment of Existing Nature-Based Water Treatment Solutions in Sri Lanka, the Philippines, and Vietnam -- 11.2.2 Replicability of Examined Nature-Based Solutions (NbS) -- 11.2.2.1 Replicability of Constructed Wetlands (CWs) in the Philippines -- 11.2.2.1.1 Training on NbS and CWs -- 11.2.2.1.2 Focus Group Discussion -- 11.2.2.2 Replicability of Constructed Floating Wetlands (CFWs) in Vietnam -- 11.2.2.3 Replicability of Green Roofs (GRs) in Vietnam -- 11.2.2.3.1 Description of the New Trial GRs System. ; 11.2.2.3.2 Upscaling of GRs System -- 11.2.2.4 Trial of Improved Floating Wetlands in Kurunegala Lake, Sri Lanka -- 11.2.2.5 Lessons Learnt from the Replicability Studies -- 11.2.3 Approaches to Scaling -- 11.3 Conclusions -- References.
• Titolo autorizzato: Water Treatment in Urban Environments
• ISBN: 3-031-49282-X
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Lingua di pubblicazione: Inglese
• Record Nr.: 9910842283103321
• Lo trovi qui: Univ. Federico II
• Serie: Applied Environmental Science and Engineering for a Sustainable Future Series