Your search found 11 records
1 Loaiciga, H. A.; Mari¤o, M. A. 1987. Parameter estimation in groundwater: classical, Bayesian and deterministic assumptions and their impact on management policies. Water Resources Research, 23(6):1027-1035.
Mathematical models ; Policy ; Uncertainty ; Models
(Location: IWMI-HQ Call no: PER Record No: H03169)

2 Loaiciga, H. A.; Mari¤o, M. A. 1990. Error analysis and stochastic differentiability in subsurface flow modelling. Water Resources Research, 26(12):2897-2902.
Hydrology ; Subsurface drainage ; Mathematical models ; Flow
(Location: IWMI-HQ Call no: PER Record No: H07610)

3 Hudak, P. F.; Loaiciga, H. A.. 1992. A location modeling approach for groundwater monitoring network augmentation. Water Resources Research, 28(3):643-649.
Groundwater ; Models ; Monitoring
(Location: IWMI-HQ Call no: PER Record No: H010177)

4 Leipnik, M. R.; Kemp, K. K.; Loaiciga, H. A.. 1993. Implementation of GIS water resources planning and management. Journal of Water Resources Planning and Management, 119(2):184-205.
Water resources ; GIS ; Water management
(Location: IWMI-HQ Call no: PER Record No: H012189)

5 Hudak, P. F.; Loaiciga, H. A.; Schoolmaster, F. A. 1993. Application of Geographic Information Systems to groundwater monitoring network design. Water Resources Bulletin, 29(3):383-390.
Groundwater ; GIS ; Water pollution ; Water quality ; Monitoring ; Networks ; Simulation models
(Location: IWMI-HQ Call no: PER Record No: H013764)

6 Ben-Jemaa, F.; Mari¤o, M. A.; Loaiciga, H. A.. 1994. Multivariate geostatistical design of ground-water monitoring networks. Journal of Water Resources Planning and Management, 120(4):505-522.
Groundwater management ; Mathematical models ; Monitoring ; Networks ; Design
(Location: IWMI-HQ Call no: PER Record No: H014789)

7 Loaiciga, H. A.; Renehan, S. 1997. Municipal water use and water rates driven by severe drought: A case study. Journal of the American Water Resources Association, 33(6):1313-1326.
Water supply ; Water rates ; Water costs ; Pricing ; Economic aspects ; Water conservation ; Drought ; Water use ; Water management ; Water demand ; Water policy ; Water law ; Climate ; Surface water ; Groundwater ; Case studies / USA / California / Santa Barbara
(Location: IWMI-HQ Call no: PER Record No: H022544)

8 Mirzaei-Nodoushan, F.; Bozorg-Haddad, O.; Singh, V. P.; Loaiciga, H. A.. 2021. Analysis of long-term strategies of riparian countries in transboundary river basins. Scientific Reports, 11:20199. [doi: https://doi.org/10.1038/s41598-021-99655-5]
International waters ; River basins ; Riparian zones ; Strategies ; Water resources ; Cooperation ; Decision making ; Political aspects ; Water use ; Downstream
(Location: IWMI HQ Call no: e-copy only Record No: H050693)
https://www.nature.com/articles/s41598-021-99655-5.pdf
https://vlibrary.iwmi.org/pdf/H050693.pdf
(1.37 MB) (1.37 MB)
Transboundary river basins give rise to complex water-sharing decision making that can be analyzed as a game in the sense of dynamic game theory, as done in this work. The sharing of transboundary water resources depends on the long-term shifting interactions between upstream and downstream countries, which has received limited research attention in the past. The water-sharing strategy of a riparian country depends on the strategies of other countries over time. This paper presents an evolutionary game method to analyze the long-term water-sharing strategies of countries encompassing transboundary river basins over time. The method analyzes the evolutionary strategies of riparian countries and investigates evolutionary stable strategies (ESSs) considering the payoff matrix. The evolutionary game method is applied to a river basin shared by three countries assuming two types of benefits and one type of cost to countries as decision variables of a game that reflects water use, economic and political gains, and socio-economic losses of countries. Numerical examples illustrate the strategies resulting from the evolutionary game processes and the role of several parameters on the interaction between riparian countries. The countries’ strategies are analyzed for several levels of benefits and costs, and the convergence of the strategies to a stable point is assessed. Results demonstrate the role that the upstream country’s potential benefits and the cost of conflict (i.e., non-cooperation) to other countries has on reaching a stable point in the game. This work’s results show the potential benefit to the upstream country under cooperative strategy must exceed its benefits from water use under non-cooperative strategy to gain the full stable cooperation of downstream countries. This work provides a method to resolve water-sharing strategies by countries sharing transboundary river basins and to evaluate the implications of cooperation or non-cooperation.

9 Radmehr, A.; Bozorg-Haddad, O.; Loaiciga, H. A.. 2022. Integrated strategic planning and multi-criteria decision-making framework with its application to agricultural water management. Scientific Reports, 12:8406. [doi: https://doi.org/10.1038/s41598-022-12194-5]
Agricultural water use ; Water management ; Strategies ; Planning ; Decision making ; Frameworks ; Water resources ; Sustainability ; Irrigation management ; Institutions ; Water demand ; Drainage ; Water reservoirs ; Models / Iran Islamic Republic / Markazi / Fumanat / Shargh
(Location: IWMI HQ Call no: e-copy only Record No: H051406)
https://www.nature.com/articles/s41598-022-12194-5.pdf
https://vlibrary.iwmi.org/pdf/H051406.pdf
(4.60 MB) (4.60 MB)
Sustainable water resources management involves social, economic, environmental, water use, and resources factors. This study proposes a new framework of strategic planning with multi-criteria decision-making to develop sustainable water management alternatives for large scale water resources systems. A fuzzy multi-criteria decision-making model is developed to rank regional management alternatives for agricultural water management considering water-resources sustainability criteria. The decision-making model combines hierarchical analysis and the fuzzy Technique for Order of Preference by Similarity to Ideal Solution (TOPSIS). The management alternatives were presented spatially in the form of zoning maps at the level of irrigation zones of the study area. The results show that the irrigation management zone No.3 (alternative A3) was ranked first based on agricultural water demand and supply management in five among seven available scenarios, in which the scenarios represents a possible combination of weights assigned to the weighing criteria. Specifically, the results show that irrigation management zone No.3 (alternative A3) achieved the best ranking values of 0.151, 0.169, 0.152, 0.174 and 0.164 with respect to scenarios 1, 4, 5, 6 and 7, respectively. However, irrigation management zone No.2 (alternative A2) achieved the best values of 0.152 and 0.150 with respect to the second and third scenarios, respectively. The model results identify the best management alternatives for agricultural water management in large-scale irrigation and drainage networks.

10 Mirzaei-Nodoushan, F.; Bozorg-Haddad, O.; Loaiciga, H. A.. 2022. Evaluation of cooperative and non-cooperative game theoretic approaches for water allocation of transboundary rivers. Scientific Reports, 12:3991. [doi: https://doi.org/10.1038/s41598-022-07971-1]
Water allocation ; Transboundary waters ; River basins ; Water resources ; Water demand ; Decision making ; Water supply ; Water management ; Water stress ; Models / Afghanistan / Iran Islamic Republic / Turkmenistan / Harirud River
(Location: IWMI HQ Call no: e-copy only Record No: H051511)
https://www.nature.com/articles/s41598-022-07971-1.pdf
https://vlibrary.iwmi.org/pdf/H051511.pdf
(2.52 MB) (2.52 MB)
Efficient water allocation in a transboundary river basin is a complex issue in water resources management. This work develops a framework for the allocation of transboundary river water between the countries located in the river basin to evaluate the characteristics of allocation approaches. The allocation of river water is obtained based on initial-water conditions, cooperative, and non-cooperative game-theoretic approaches. The initial-conditions water allocation approach assigns 34, 40, and 26% of the Harirud River flow to Afghanistan, Iran, and Turkmenistan, respectively. The game-theoretic cooperative approach assigns 36, 42, and 22% of the river flow to Afghanistan, Iran, and Turkmenistan, respectively. The non-cooperative game-theoretic approach establishes that the most stable water allocation was 42, 38, and 20% of the Harirud River flow for Afghanistan, Iran, and Turkmenistan, respectively. Human and agricultural water-stress criteria are used to evaluate the water allocations in the Harirud River basin. The criterion of human water stress has the largest influence in Iran, and the criterion of agricultural water stress has the smallest influence in Afghanistan. This work’s results indicate the initial-conditions water allocation approach favors Turkmenistan, whereas the cooperative and the non-cooperative game-theoretic approaches favors Iran and Afghanistan, respectively. The results show that the priorities of each country governs water allocation, and cooperation is shown to be necessary to achieve sustainable development.

11 Abdi, B.; Bozorg-Haddad, O.; Loaiciga, H. A.. 2023. International Water Comprehensive Organization (IWCO): creating alliances for improved water management and solving water conflicts. AQUA - Water Infrastructure, Ecosystems and Society, 72(4):465-478. [doi: https://doi.org/10.2166/aqua.2023.181]
International waters ; Transboundary waters ; Water resources ; Water management ; Conflicts ; International organizations ; Water law ; Water policies ; Political aspects ; Water quality ; Water use ; Water pricing ; Environmental protection ; Gender equality
(Location: IWMI HQ Call no: e-copy only Record No: H051926)
https://iwaponline.com/aqua/article-pdf/72/4/465/1210944/jws0720465.pdf
https://vlibrary.iwmi.org/pdf/H051926.pdf
(0.53 MB) (544 KB)
International organizations constitute the basis to increase water co-operation, prevent or reduce the possibility of conflicts between countries, and, were they to occur, achieve co-operation to resolve them. The proliferation of water-related conflicts, especially involving transboundary watersheds, the need for stakeholder co-operation, and the necessity of creating alliances between water organizations call for the formation of an organization to tackle the resolution of such conflicts. River Basin Organizations (RBOs) have been created in the water field in recent years, which have addressed a variety of water-related problems. Yet, there is no holistic agency at present tasked with the comprehensive review and resolution of water conflicts worldwide. This paper presents a plan to create an International Water Comprehensive Organization (IWCO) under the auspices of the United Nations that would address water conflicts worldwide, which would integrate other existing organizations with jurisdiction in the realm of water management. Furthermore, this work describes the objectives and needs for creating the IWCO, defines its structure, and outlines its main tasks and authorities. The IWCO would integrate existing water-related organizations for solving hydropolitical issues, and would provide logistic support leading to scientific and legal advances in the water field.

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