Competition for Scarce Groundwater in the Sana'a Plain, Yemen. A study of the incentive systems for urban and agricultural water use.

1 INTRODUCTION: THE SUPPLY OF AND DEMAND FOR WATER RESOURCES IN THE SANA' A BASIN 1.1 Water availability and use in Yemen 1.2 The Sana' a Basin 1.3 Groundwater as a Common Pool Resource (CPR) 1.4 Cost, price and value of water 1.5 Analytical framework 1.6 Research questions, approach and structure of the study 1.7 References 2 SYSTEM AND ECONOMIC ANALYSIS OF DOMESTIC WATER SUPPLY IN SANA'A 2.1 Introduction 2.2 Methodology 2.3 Results and discussions2.4 Conclusions and Recommendations 2.5 References 3 CONTAMINATION OF WATER SUPPLY IN SANA'A 3.1 Introduction 3.2 Contamination of water supply 3.3 Approach and methodology 3.4 Results 3.5 Discussion, 3.6 Conclusions and recommendations 3.7 References 4 WATER OWNERSHIP AND CONFLICT RESOLUTION 4.1 Introduction 4.2 Methodology 4.3 Results and discussions 4.4 Conclusions and recommendations 4.5 References 5 ANALYSIS OF WATER USE IN IRRIGATED AGRICULTURE IN THE SANA' A BASIN 5.1 Introduction 5.2 Approach and methodology 5.3 Results and discussions, 6 FINANCIAL INCENTIVES FOR GROUNDWATER USE IN IRRIGATED AGRICUL TURE IN THE SANA' A BASIN 6.1 Introduction 6.2 Methodology 6.3 Results and discussions 6.4 Conclusions and recommendations 6.5 References 7 MULTICRITERIA ANALYSIS ON OPTIONS FOR W ASTEW ATER REUSE IN SANA'A 7.1 Introduction 7.2 Incentives for wastewater reuse 7.3 Types of wastewater reuse, 7.4 Treatment technology selection 7.5 Socio-cuItural perception 7.6 Economic and financial considerations 7.7 Purpose, approach and methodology 7.8 Results and discussions 7.9 Discussion of options for wastewater reuse in Sana' a 7.10Conclusions and recommendations 7.11 References 8 CONCLUSIONS AND RECOMMENDATIONS 8.1 Overexploitation and consequences 8.2 Water use rights and local institutions 8.3 Groundwater use, economic efficiency, equity and sustainability 8.4 Incentive systems of groundwater use in Sana'a 8.5 Issues for improved groundwater management