Harnessing land and water resources for improved food security and ecosystem services in Africa:
Gespeichert in:
| Weitere Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Accra, Ghana
United Nations Universtiy Institute for Natural Resources in Africa (UNU-INRA)
[2014]
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| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Illustrationen, Karten |
| ISBN: | 9988633971 9789988633974 |
Internformat
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Datensatz im Suchindex
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| adam_text | Table of Contents
Table of Contents-------------------------------------------------------v
List of Tables---------------------------------------------------------vi
List of Figures-------------------------------------------------------vii
List of Boxes---------------------------------------------------------vii
Foreword-------------------------------------------------------------viii
Acknowledgements--------------------------------------------------------x
Land and Water Resources for Improved Food Security and Ecosystem Services in Africa------------------------------------------------------1
Natural Resource Conservation in Ghana: an Economic Assessment of Lake Bosomtwi---------------------------------------------------------------11
Towards Sustainable Management of Ethiopia’s Lake Chamo Biodiversity Resources: a Geo-spatial Supported Approach----------------------------31
Review of Carbon Sequestration under some Agricultural Water Management Practices--------------------------------------------------------------49
An Assessment of the Quality of Natural Spring Water Used as Alternative Domestic Water Sources in Ibadan, Nigeria------------------------------61
Combined Constructed Wedands and Stabilisation Ponds- a Key Ecotechnology for Treating Africa’s Wastewater-------------------------81
Estimates of Wastewater Generation and use in Urban Ghana--------------95
The Land Rush in Africa: Implications and Institutional Panacea-------113
Introduction of New Input Combination Package for Rice Production in Ebonyi State, Nigeria-------------------------------------------------133
Economic Impact of Climate Change on Value of Irrigated Rice Farms in Nigeria: A Ricardian Approach-----------------------------------------147
v
Land and Water Resources for Improved Food Security and Ecosystem Service in Africa: Looking Ahead----------------------------------167
List of Tables
Table 2.1 : Regression results for Willingness to accept compensation
to release lake Bosomtwi.................................................25
Table 2.2: Regression results for willingness to pay to conserve Lake
Bosomtwi in its current state............................................26
Table 3.1: Spatio-temporal dynamics of land use and land cover types of
Lake Chamo...............................................................36
Table 4.1: Observed rates of soil carbon sequestration under different water
management practice......................................................55
Table4.2: Climate Change mitigation benefits of land management practices.. 56
Table 5.1: Comparisons of Qualitative Characteristic of water in Ibadan
(Natural Springs Vs Dam).................................................72
Table 5.2: Variance analysis on water supply quality of natural spring by
paramétré................................................................73
Table 5.3: Comparison of natural spring water with WHO indicators and
Supplies from WCOS.......................................................74
Table 6.1: Summary of removal efficiencies from selected treatment
systems..................................................................86
Table 6.2: Merits and demerits of waste stabilisation ponds (WSP) and constructed wedands (CW). FP refer to facultative pond. FWS: Free Water
Surface Wetland, SSF: Subsurface Flow Wedand.............................88
Table 6.3: Results of monitoring the treatment systems. Effluent
concentrations in bracket................................................90
Table 7.1: Provisional figures of the 2010 population and housing census
in Ghana.................................................................96
Table 7.2: Urban wastewater generation estimates........................103
Table 7.3: Wastewater flow estimates for the regional capitals in Ghana.104
Table 7.4: Proposed wastewater pollution charges for urban Ghana........107
Table 8.1: Rule of Law (RL) in the Selected Countries and SSA Average...123
Table 8.2: Corruption in the Selected Countries and SSA Average.........124
Table 8.3: Regulatory quality in the selected countries and SSA average.126
Table 9.1: Costs of Production under Farmers Practice...................138
Table 9.2: Costs of Production under the New Package....................139
Table 9.3: Cost and Return on Rice Production...........................140
Table 9.4: Rice Grain Yields............................................143
Table 10. 1: State soil Variable.......................................154
Table 10. 2: Descriptive Statistics of Variables for the Ricardian model.156
vi
Table 10.3: Heckman Sample Selection Model: Dependent Variable = Land
Rent/ha...............................................................160
Table 10. 4: Heckman Sample Selection Model: Selection equation.......161
Table 10.5: Marginal Effect of temperature and precipitation on land
rent per hectare.........................................................162
Table 10. 6: Impact of changing only temperature or rainfall on rice land rent in percentage %.....................................................163
List of Figures
Figure 3.1: Study area a). DEM of lake Watershed b). rivers of watershed c).
Relief profile and d).climate diagram.................................34
Figure 3.2: GeospatiaUy reconstructed shorelines of Lake Chamo........37
Figure3.3: Consequences of Lake Shirinkage................................40
Figure 3.4: Comparative scene of Kulfo (left) and Sille (right) riverine
vegetation................................................................43
Figure 3.5: Recommended buffer............................................44
Figure 3.6: Lake side waste discarding practice of fishermen..........45
Figure 5.1: Model of Linkages between public health status and assessment
of risk in domestic water sources ........................................62
Figure 5.2: Ibadan in the context of Oyo State Nigeria................65
Figure5.3: Agbadagbudu natural spring in its environmental setting....68
Figure 5.4: Onipasan natural spring and the adjoining land uses.......69
Figure 5.5: Adjoining land uses to Sango natural spring...................69
Figure 5.6: Adjoining land uses to Adegbayi natural spring................70
Figure 6.1: Duckweed, algal and hybrid pond systems.......................90
Figure 8.1: Institutions and impact of LSFLDs............................118
Figure 8.2: Trend in agricultural and food export in selected countries .121
Figure 8.3: Trend in arable land (ha) per persons in the selected countries ... 121
List of Boxes
Box 7. 1: Estimation of wastewater flow..................................102
Box 7. 2: Formula for computing wastewater fee (van Humbeeck, 2000)...106
Box 7.3: Wastewater re-use as part of the African Water Facility Project (AfDB, 2011).............................................................108
vii
|
| any_adam_object | 1 |
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| dewey-ones | 333 - Economics of land and energy |
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| discipline | Wirtschaftswissenschaften Geographie |
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| spelling | Harnessing land and water resources for improved food security and ecosystem services in Africa edited by: Effiom E. Oku, Kwabena O. Asuboteng, Praise Nutakor Accra, Ghana United Nations Universtiy Institute for Natural Resources in Africa (UNU-INRA) [2014] Illustrationen, Karten txt rdacontent n rdamedia nc rdacarrier Ernährungssicherung (DE-588)4152826-8 gnd rswk-swf Natürliche Ressourcen (DE-588)4075236-7 gnd rswk-swf Ressourcenmanagement (DE-588)4431979-4 gnd rswk-swf Wasser (DE-588)4064689-0 gnd rswk-swf Wasserreserve (DE-588)4124439-4 gnd rswk-swf Afrika (DE-588)4000695-5 gnd rswk-swf Afrika (DE-588)4000695-5 g Wasserreserve (DE-588)4124439-4 s Ernährungssicherung (DE-588)4152826-8 s DE-604 Wasser (DE-588)4064689-0 s Natürliche Ressourcen (DE-588)4075236-7 s Ressourcenmanagement (DE-588)4431979-4 s Oku, Effiom E. edt Digitalisierung UB Bayreuth - ADAM Catalogue Enrichment application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=028075294&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Harnessing land and water resources for improved food security and ecosystem services in Africa Ernährungssicherung (DE-588)4152826-8 gnd Natürliche Ressourcen (DE-588)4075236-7 gnd Ressourcenmanagement (DE-588)4431979-4 gnd Wasser (DE-588)4064689-0 gnd Wasserreserve (DE-588)4124439-4 gnd |
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| title | Harnessing land and water resources for improved food security and ecosystem services in Africa |
| title_auth | Harnessing land and water resources for improved food security and ecosystem services in Africa |
| title_exact_search | Harnessing land and water resources for improved food security and ecosystem services in Africa |
| title_full | Harnessing land and water resources for improved food security and ecosystem services in Africa edited by: Effiom E. Oku, Kwabena O. Asuboteng, Praise Nutakor |
| title_fullStr | Harnessing land and water resources for improved food security and ecosystem services in Africa edited by: Effiom E. Oku, Kwabena O. Asuboteng, Praise Nutakor |
| title_full_unstemmed | Harnessing land and water resources for improved food security and ecosystem services in Africa edited by: Effiom E. Oku, Kwabena O. Asuboteng, Praise Nutakor |
| title_short | Harnessing land and water resources for improved food security and ecosystem services in Africa |
| title_sort | harnessing land and water resources for improved food security and ecosystem services in africa |
| topic | Ernährungssicherung (DE-588)4152826-8 gnd Natürliche Ressourcen (DE-588)4075236-7 gnd Ressourcenmanagement (DE-588)4431979-4 gnd Wasser (DE-588)4064689-0 gnd Wasserreserve (DE-588)4124439-4 gnd |
| topic_facet | Ernährungssicherung Natürliche Ressourcen Ressourcenmanagement Wasser Wasserreserve Afrika |
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