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Harnessing land and water resources for improved food security and ecosystem services in Africa

Detalles Bibliográficos
Clasificación:Libro Electrónico
Otros Autores: Oku, Effiom E. (Editor ), Asubonteng, Kwabena Owusu (Editor ), Nutakor, Praise (Editor )
Formato: Electrónico eBook
Idioma:Inglés
Publicado: Accra, Ghana : United Nations University Institute for Natural Resources in Africa (UNU-INRA), [2014]
Temas:
Acceso en línea:Texto completo
Tabla de Contenidos:
  • Cover
  • Title page
  • Copyright page
  • Contents
  • Foreword
  • Acknowledgements
  • Chapter 1
  • Land and Water Resources for Improved Food Security and Ecosystem Services in Africa
  • 1.1 Introduction
  • 1.2 Chapters in the book
  • 1.3 Conclusion
  • References
  • Chapter 2
  • Natural Resource Conservation in Ghana: an Economic Assessment of Lake Bosomtwi
  • 2.1 Introduction
  • 2.1.1 Objective and policy relevance
  • 2.1.2 Conservation efforts in Ghana
  • 2.1.3 The economic justification for conservation
  • 2.1.4 Lake Bosomtwi
  • 2.1.5 Conservation and total economic value
  • 2.1.6 The Model
  • 2.2 Methodology
  • 2.2.1 The sample
  • 2.2.2 The CVM study
  • 2.2.3 Benefit estimation and analysis
  • 2.3. Results and Discussion
  • 2.4. Conclusion and Recommendation
  • References
  • Chapter 3
  • Towards Sustainable Management of Ethiopia's Lake Chamo Biodiversity Resources: a Geo-spatial Supported Approach
  • 3.1 Introduction
  • 3.1.1 Objectives
  • 3.2. Methodology
  • 3.2.1 The study area
  • 3.2.2 Methods
  • 3.3 Results and Discussion
  • 3.3.1 Time series analysis of Lake Chamo level changes, causes and environmental implications
  • 3.3.2 Threats of lake-wetland ecosystem
  • 3.4. Conclusion and Recommendations
  • References
  • Chapter 4
  • Review of Carbon Sequestration under some Agricultural Water Management Practices
  • 4.1 Introduction
  • 4.2. Materials and Methods
  • 4.3. Results and Discussion
  • 4.3.1 Rates of soil carbon sequestration by water management practices
  • 4.3.2 Greenhouse gas mitigation potential of the studied water management practices
  • 4.4 Conclusion
  • References
  • Chapter 5
  • An Assessment of the Quality of Natural Spring Water Used as Alternative Domestic Water Sources in Ibadan, Nigeria
  • 5.1 Introduction
  • 5.2. Data and Methods
  • 5.2.1 The study area
  • 5.2.2 Study Parametres and Methods
  • 5.2.3 Inferential data analysis
  • 5.3. Results
  • 5.3.1 Physical environment of natural springs
  • 5.3.2 Physiognomy Characteristics
  • 5.3.3 Bacteriological Characteristics
  • 5.3.4 Chemical Characteristics
  • 5.3.5 Statistical inferences on difference in quality of spring water and the WHO standards for drinking water
  • 5.4. Discussion
  • 5.5 Conclusion
  • Acknowledgements
  • References
  • Chapter 6
  • Combined Constructed Wetlands and Stabilisation Ponds- a Key Ecotechnology for Treating Africa's Wastewater
  • 6.1 Introduction
  • 6.1.1 Natural wastewater treatment systems
  • 6.1.1.1 Abundant sunshine and optimal temperature conditions
  • 6.1.1.2 Highly diverse macrophyte, microbial and invertebrate communities
  • 6.1.1.3 Cheap labour and land with suitable topography
  • 6.1.1.4 Treatment efficiencies of natural wastewater treatment systems
  • 6.2. Waste stabilisation ponds (WSPs) and constructed wetlands (CWs) compared
  • 6.2.1 Benefits of Combined WSPs and CWs
  • 6.2.1.1 Example 1: Bangladesh
  • 6.2.1.2 Example 2: China
  • 6.2.1.3 Example 3: Malaysia
  • 6.2.1.4 Preliminary results: Ghana