Note: Intro -- Editorial Board of Conference Proceedings -- Reviewers List -- Preface -- Contents -- About the Editors -- Hydroinformatics -- 1 Statistical Approach for Water Quality Evaluation of Irrigation Canals in Egypt -- Abstract -- 1 Introduction -- 2 Methodology -- 2.1 Study Area -- 2.2 Studied Locations and Parameters -- 2.3 Statistical Approach -- 2.3.1 Investigating Water Quality Status -- 2.3.2 Hierarchical Cluster Analysis (HCA) -- 2.3.3 Principal Component/Factor Analysis (PC/FA) -- 3 Results and Discussion -- 3.1 Investigating Water Quality Status -- 3.2 WAWQI -- 3.3 HCA -- 3.4 PC/FA -- 4 Conclusion -- Acknowledgements -- References -- 2 Eutrophication Status and Control of Egyptian Northern Lakes -- Abstract -- 1 Introduction -- 2 Methodology -- 2.1 Study Area -- 2.2 Data Sources and Collection -- 2.3 Data Analysis -- 3 Results and Discussion -- 3.1 Trophic State Index -- 3.2 Total Nitrogen and Total Phosphorus -- 3.3 Regression Analysis -- 3.4 Controlling Eutrophication of Northern Lakes -- 4 Conclusion and Recommendations -- References -- 3 An Integrated System Dynamics Model to Predict the Effects of Management Scenarios on Economic Assessment of Water and Soil Resources in Hableh-Rud River Basin, Iran -- Abstract -- 1 Introduction -- 2 Material and Methods -- 2.1 Study Area -- 3 Problem Definition -- 3.1 Model Development -- 3.2 Preparing a Stock and Flow Diagram and Model Performance -- 3.3 Model Validation Tests -- 3.4 Scenario Planning for Integrated Management of Soil and Water Resources -- 4 Results and Discussion -- 4.1 Feedback Loops in Soil and Water Resources Management -- 4.2 Stock and Flow Diagram (SFD) -- 4.3 Results of Model Validation Tests -- 4.4 Results of Implementation of Scenarios -- 5 Conclusion -- References. , 4 Seasonal Variation for Trace Metals Contamination of Groundwater Using GIS Technology in Pissurlem, Sonshi, Cudnem,Velguem, Surla Watersheds, North Goa District, Goa State, India -- Abstract -- 1 Introduction -- 1.1 Study Area Details -- 1.2 Mandovi River -- 1.3 Physicochemical Analysis of Groundwater -- 2 Results and Discussion -- 2.1 Aluminum (Al) -- 2.2 Copper (Cu) -- 2.3 Iron (Fe) -- 2.4 Manganese (Mn) -- 2.5 Selenium (Se) -- 2.6 Zinc (Zn) -- 2.7 Cadmium (Cd) -- 2.8 Lead (Pb) -- 2.9 Nickel (Ni) -- 2.10 Arsenic (As) -- 2.11 Chromium (Cr) -- 3 Conclusion -- References -- 5 The Impact of Different Design Approaches on Fine Sediment Transport in Gezira Scheme, Sudan -- Abstract -- 1 Introduction -- 2 Materials and Method -- 2.1 Study Area -- 2.2 Data Measurement -- 2.3 Simulation Using HEC-RAS Model -- 2.3.1 General -- 2.3.2 Data Entering -- 2.3.3 Sensitivity Analysis -- 2.3.4 Calibration of the Model -- 2.4 Application of Different Design Approaches -- 2.4.1 General -- 2.4.2 The Regime Theory -- 2.4.3 Maximum Permissible Velocity -- 2.4.4 Tractive Force -- 2.4.5 Rational Method -- 2.5 ICDesign Software Development -- 2.5.1 Introduction -- 2.5.2 Input Data -- 2.5.3 Outputs -- 3 Results -- 3.1 Application of the Original Design -- 3.2 Application of Regime Theory -- 3.3 Application of the Modified Maximum Permissible Velocity -- 3.4 Application of Tractive Force -- 4 Discussion and Conclusion -- Annexes -- Annex 1: Modified Maximum Permissible Velocity Design Steps -- Annex 2: Tractive Force Design Steps -- References -- 6 Remote Sensing Approach for Estimating Evapotranspiration Using Satellite-Based Energy Balance Models in Al Hamra, Oman -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 2.1 Study Area and Satellite Imagery -- 2.2 Model Description -- 2.3 Validation -- 3 Results and Discussion -- 4 Conclusions -- References. , 7 Application of Dipole-Dipole, Schlumberger, and Wenner-Schlumberger Arrays in Groundwater Exploration in Karst Areas Using Electrical Resistivity and IP Methods in a Semi-arid Area, Southwest Iran -- Abstract -- 1 Introduction -- 2 Material and Methods -- 2.1 Geological Setting -- 2.2 Data Collection -- 2.3 Methodology -- 3 Results -- 4 Discussion -- 5 Conclusion -- References -- 8 A Comparative Study on Regional Drought Characterization Using Estimated Drought Indices in Conjunction with Trend Analysis in Peninsular India -- Abstract -- 1 Introduction -- 2 Material and Methodology -- 2.1 Trend Analysis of Annual Rainfall by Using Mann-Kendall's Test (Mann, 1945 -- Kendell, 1975) -- 2.2 Drought Index -- 2.3 Palmer Drought Index (Palmer, 1965) -- 2.4 Standardized Precipitation Index (SPI) -- 3 Study Area and Data Used -- 4 Results and Discussion -- 4.1 Rainfall Trend Analysis -- 4.1.1 Annual Rainfall Classification -- 4.1.2 Rainfall Trend Analysis Using Mann-Kendall's Test -- 4.2 Drought Analysis -- 4.2.1 Drought Index (DI) Analysis -- 4.2.2 Palmer Drought Index (PDI) Analysis -- 4.2.3 Standardized Precipitation Index (SPI) Analysis -- 4.2.4 Comparison of Three Drought Indices for Two Study Regions. -- 4.2.5 Identification of Drought Events Using Log Pearson Type-III Distribution Technique for Karnataka -- 5 Conclusion -- 6 Conflict of Interest/Competing Interests -- 7 Availability of Data and Materials -- Acknowledgements -- References -- 9 An Investigation Standardized Precipitation Index Trend in Arid and Semi-arid Region of Pakistan Applying the Innovative Trend Analysis (ITA) Technique -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 2.1 Study Area -- 2.2 Standardized Precipitation Index (SPI) -- 2.3 Innovative Trend Analysis (ITA) -- 3 Results and Discussion -- 4 Conclusions -- Acknowledgements -- References. , 10 The Impacts of Land-Use Change on the Runoff Characteristics Using HEC-HMS Model: A Case Study in Wadi Al-Mulaikhy Sub-Watershed in Sana'a Basin, Yemen -- Abstract -- 1 Introduction -- 2 Data and Methods -- 2.1 Study Area and Data Acquisition -- 2.2 Land-Use/Cover Classification and Mapping -- 2.3 Creation The Basin Model -- 2.4 Model Completion in HEC-HMS Model -- 3 Results and Discussion -- 3.1 Land-Use/Cover Changes -- 3.2 Runoff Changes -- 3.3 CN Values -- 3.4 S Values -- 3.5 Ia Values -- 4 Conclusions -- Acknowledgements -- References -- Report Rapid -- 11 Evaluation of Groundwater Quality Variations Using Geographical Information System (GIS) and Multivariate Statistical Techniques: A Case Study from Qa'Jahran Basin, Dhamar, Yemen -- Abstract -- 1 Introduction -- 2 Study Area and Data Acquisition -- 2.1 Scatterplots and Pairwise Correlations -- 2.2 Principle Component Analysis (PCA) -- 2.3 Water Quality Index (WQI) -- 2.4 Classification of Water -- 3 Results and Discussion -- 3.1 Correlation and Scatterplots -- 3.2 Principal Component Analysis (PCA) -- 3.3 Loading and Scatterplots -- 3.4 Data Reduction -- 3.5 Water Quality Parameters -- 3.6 Water Quality Index (WQI) -- 4 Conclusions -- Acknowledgements -- References -- 12 Development and Calibration of Transient Groundwater Flow Model for Al Kufrah Region, Southeast Libya -- Abstract -- 1 Introduction -- 2 Description and Location of the Modeled Area -- 3 Model Development -- 3.1 Conceptual Model -- 3.2 Transient-State Model Setup -- 3.2.1 Time Discretization -- 3.2.2 Groundwater Withdrawal -- 3.2.3 Surface Recharge -- 4 Transient-State Model Calibration -- 4.1 Storativity -- 4.2 Pumpage -- 5 Calibration Results and Statistical Analysis of Residuals -- 5.1 Stress Period I -- 5.2 Stress Period II -- 5.3 Simulated and Observed Hydrographs -- 6 Simulated Drawdown. , 6.1 Stress Period I (1968-1976) -- 6.2 Stress Period II (1977-1986) -- 6.3 Stress Period III (1987-1998) -- 6.4 Stress Period IV (1999-2004) -- 6.5 Stress Period V (2005-2010) -- 7 Groundwater Budget of the Transient-State Model -- 8 Conclusion -- References -- 13 A Multivariate Analysis of Groundwater Chemistry Data -- Abstract -- 1 Introduction -- 2 Study Area -- 3 Sample Collection and Analysis -- 4 Results and Discussion -- 5 Cluster Analysis -- 6 Conclusion -- Acknowledgements -- References -- Water Desalination and Purification Technologies -- 14 Successfully Mutual Cooperative Collective Action: Principle of Institutional Arrangement of the Aflaj Irrigation System in Sultanate of Oman -- Abstract -- 1 Introduction -- 2 Background of the Study -- 3 Aflaj Community System and Literature Review -- 4 Method -- 5 Result -- 5.1 Local Measuring Unit -- 5.2 Privately-Owned Right Distribution -- 6 Discussion and Conclusion -- References -- 15 Monitoring and Counting E. coli Bacterial Growth During Low-Pressure Events in Drinking Water Distribution Networks -- Abstract -- 1 Introduction -- 2 Material and Method -- 3 Bacteria Preparation and Testing -- 3.1 Bacterial Culture Preparation -- 3.2 Preparation of Nutrient Agar Plate -- 3.3 Spiking E. coli Culture into the Testing Tank -- 4 Methodology -- 4.1 Scenario-1 -- 4.2 Scenario-2 -- 4.3 E. coli Suspension was Directly Added to the WDN Source (Tank) -- 4.4 E. coli Suspension was Injected into the Water Network -- 4.5 E. coli Suspension was Absorbed into the Water Network -- 5 Results and Discussion -- 5.1 Time Required for the System to Initially Intrude the E. coli Bacteria -- 5.2 Time Required for the System to Fully Intrude the E. coli Bacteria -- 5.3 Time Required to Detect E. coli at the WDN Outlet -- 5.3.1 Case-1: E. coli Suspension was Directly Added to the WDN Source (Tank). , 5.3.2 Case-2: E. coli Suspension was Injected into the Water Network.

Note: Intro -- Preface -- Acknowledgements -- About the 1st Springer Conference of the Arabian Journal of Geosciences (CAJG-1), Tunisia 2018 -- About the Conference Steering Committee -- Contents -- About the Editors -- Keynote -- 1 Innovation in Process Engineering for Hydrology -- Abstract -- 1 Introduction -- 2 Membrane Operations for Water Desalination -- 3 Membrane Operations for Wastewater Treatment and Reuse -- 4 Conclusions -- References -- Hydrology, Climatology and Water-Related Ecosystems -- 2 A Comparative Assessment of Meteorological Drought Indices for the Baribo Basin (Cambodia) -- Abstract -- 1 Introduction -- 2 Methods -- 3 Results -- 3.1 Drought Severity Distribution -- 3.2 Correlation and Drought Event Analysis -- 4 Discussion -- 5 Conclusions -- References -- 3 Probabilistic Precipitation Forecast in (Indonesia) Using NMME Models: Case Study on Dry Climate Region -- Abstract -- 1 Introduction -- 2 Methods and Materials -- 3 Results -- 4 Discussion -- 5 Conclusions -- References -- 4 Homogeneity and Trend Analysis of Rainfall and Streamflow of Seyhan Basin (Turkey) -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 4 Conclusions -- References -- 5 Mean Rainfall Variability Effects on the Hydrological Response of Medjerda High Valley (Tunisia) -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 3.1 Mean Rainfall Variation -- 3.2 Hydrologic Response Modeling -- 4 Discussion -- 5 Conclusions -- References -- 6 Information Gain in Rainfall-Runoff Modeling (Tunisia) -- Abstract -- 1 Introduction -- 2 Methodology -- 2.1 The Hydrological Model -- 2.2 Calibration Criteria -- 2.3 Information Gain -- 3 Results -- 3.1 Data of the Case Study -- 3.2 Calibration Results -- 3.3 Validation Results -- 4 Final Remarks -- References. , 7 Hydrogeological System of Sebaou River Watershed (Northern Central Algeria): An Assessment of Rainfall-Runoff Relationship -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 2.1 Study Area and Database -- 2.2 Cross Wavelet (XWT) and Wavelet Coherence Transform (WCT) -- 3 Results -- 3.1 Rainfall-Runoff Analysis Using XWT and WCT -- 3.2 Impacts of Human Activities -- 4 Conclusions -- References -- 8 New Use of Hydrograph Separation Method for Hydrological Process Identification -- Abstract -- 1 Introduction -- 2 Methods -- 3 Results -- 4 Discussion -- 5 Conclusions -- References -- 9 Modeling Processes of Water and Heat Regime Formation for Agricultural Region Area (Russia) Utilizing Satellite Data -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 4 Discussion -- 5 Final Remarks -- Acknowledgements -- References -- 10 Warm Season Trends of ETa: A Case Study of Near-North Caspian Low Lands -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 4 Discussion -- 5 Conclusions -- Acknowledgements -- References -- 11 Development of Frequency Specific Flow Maps on the Sebaou Watershed in Great Kabylia in Algeria -- Abstract -- 1 Introduction -- 2 Presentation of the Study Area -- 3 Creation of Specific Frequency Flow Maps -- 4 Conclusions -- References -- 12 Potentiometric Salinity Mapping of Mishrif Oilfield Waters in (Iraq's) Southern Oil Fields -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 4 Conclusions -- References -- 13 A Transient Drainage Equation by Incorporating the Variable Drainable Porosity Function and the Unsaturated Zone Flow Contribution -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results and Discussion -- 4 Conclusions -- References -- 14 Study of Solid Transport in Suspension in a Semi-arid Catchment: Case of Boukadir Wadi, Tipaza, Algeria. , Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 3.1 Correlation Between Solid Flow and Liquid Flow -- 3.2 Calculation of Solid Transport in Suspension -- 4 Discussion -- 5 Conclusion -- References -- 15 Temporal Variation of Specific Sediment Yield at Sidi Bel Abbes Basin, North Algeria -- Abstract -- 1 Introduction -- 2 Data and Methodology -- 3 Results -- 3.1 Statistical Modelling of Sediment Transport (Rating Curves) -- 3.2 Assessment of Contributions -- 4 Discussion -- 5 Conclusions -- References -- 16 Major and Trace Element Distribution in Suspended Particulate Matter and Sediments of the Tropical River Estuary (South Vietnam) -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 3.1 Major and Trace Elements in Surface SPM -- 3.2 Major and Trace Elements in Surface Sediments -- 3.3 Element Distribution Between Particulate and Sedimentary Phases -- 4 Discussion -- 5 Conclusions -- References -- 17 Mobility of Metallic Trace Elements in Surface Waters and Sediments: Case of the Nil Wadi (Jijel, North-East Algeria) -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 3.1 Spatial Evolution of Physicochemical Parameters -- 3.2 Water-Sediment Exchange of Metallic Trace Elements -- 4 Conclusions -- References -- 18 Snowmelt Runoff Simulation During Early 21st Century Using Hydrological Modelling in the Snow-Fed Terrain of Gilgit River Basin (Pakistan) -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 4 Discussion -- 5 Conclusion -- References -- 19 The Importance of Wetlands and Unhealthy Water Bodies in the Distribution of Malaria in Spain -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results and Discussion -- 4 Final Remarks -- References. , 20 Effects on Soil-Plant System in a Treated Wastewater Irrigated Sunflower Cultivation: Soil Chemical Characteristics, Bioaccumulation of Metals in Soil and Plants -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 3.1 Characteristics of Treated Wastewater -- 3.2 Accumulation of Metals in the Different Organs of the Plant of Sunflower -- 4 Discussion -- 5 Conclusions -- References -- 21 Assessment Impacts of Irrigation Using Treated Wastewater on Plants Growth, Soil Properties and Metals Accumulation in Soil and Tomato Plants -- Abstract -- 1 Introduction -- 2 Methods -- 3 Results -- 3.1 Characteristics of Treated Wastewater -- 3.2 Accumulation of Trace Elements and Trace Metals in Plants -- 4 Discussion -- 5 Conclusions -- References -- 22 Phenol Formaldehyde Resin for Hydrophilic Cellulose Paper -- Abstract -- 1 Introduction -- 2 Sample Preparation and Experimentations -- 3 Results and Discussion -- 3.1 Comparison of Pure and Coated Paper -- 3.2 FTIR Spectroscopy Results -- 4 Conclusion -- Acknowledgements -- References -- Hydrochemistry and Isotopic Hydrology -- 23 Forecasting and Mass Transport Modelling of Nitrates in the Esposende-Vila Do Conde Nitrate Vulnerable Zone (Portugal) -- Abstract -- 1 Introduction and Regional Framework -- 2 Materials and Methods -- 3 Results and Discussion -- 3.1 Groundwater Flow and Mass Transport Modelling (FEFLOW) -- 3.2 Forecasting and Predictive Analysis -- 4 Final Remarks -- References -- 24 Hydrochemical Quality of the Angads Plain Groundwater (Eastern Morocco) -- Abstract -- 1 Introduction -- 2 Materials and Method -- 3 Results -- 3.1 Piper Diagram -- 3.2 Concentration of Nitrates -- 4 Conclusions -- References -- 25 Physical and Chemical Characterization of the Surface Waters of Djemaa Wadi (Blida, Algeria) -- Abstract -- 1 Introduction -- 2 Materials and Methods. , 3 Results and Discussion -- 4 Conclusions -- References -- 26 Groundwater Quality in an Alluvial Aquifer Affected by the Anthropogenic and Natural Processes in a Rural Area, North Algeria -- Abstract -- 1 Introduction -- 2 Study Area -- 3 Results -- 4 Conclusion -- References -- 27 Hydrochemical Appraisal of Groundwater in Gash River Basin, Eastern Sudan -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results and Final Remarks -- References -- 28 Distribution of Trace Elements in the Shallow Aquifer of Guenniche (North Tunisia) -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 2.1 Description of the Study Area -- 2.2 Description of the Experimental Protocol -- 3 Results and Discussion -- 4 Conclusions -- References -- 29 Export Balance of Polybrominated Diphenyl Ethers at the Scale of the Charmoise Watershed (France) -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 3.1 Level of PBDE Contamination -- 3.2 Balance of Flows -- 4 Discussion -- 5 Conclusions -- References -- 30 Hydrogeochemical Modeling and Isotopic Assessment of the Quaternary Aquifer at Ali al-Garbi Area in Misaan Governorate, South of Iraq -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 4 Conclusions -- References -- 31 Geochemical Classification of Groundwater System in a Rural Area of Nigeria -- Abstract -- 1 Introduction -- 2 Materials and Method -- 3 Results and Discussion -- 4 Conclusion -- Acknowledgements -- References -- 32 Contamination of Annaba bay (northeastern extremity of Algeria) by multi-pesticide residues -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Results -- 3.1 Organochlorine insecticides -- 3.2 Organophosphate insecticides -- 3.3 Herbicides -- 3.4 Fungicides -- 4 Conclusions -- References. , 33 Complex Interactions Between Fertilizers and Subsoils Triggering Reactive Nitrogen Speciation in Lowlands.

Note: Intro -- Preface -- Acknowledgements -- Contents -- About the Editors -- Reviewers List -- Climate and Water Resources -- 1 Paleoclimatic Registers from Semi-arid Costal Sediments of Southeastern India: A Multi Proxy Approach -- Abstract -- 1 Introduction -- 2 Study Area -- 2.1 Regional Climate -- 2.2 Regional Stratigraphy and Geomorphology -- 3 Methodology -- 3.1 Field Work and Sample Collection -- 3.2 Laboratory Analyses -- 3.2.1 Geochemical Analysis -- 3.2.2 Magnetic Measurement -- 3.2.3 X-ray Diffraction Analysis -- 3.2.4 Optically Stimulated Luminescence (OSL) -- 4 Results -- 4.1 Magnetic Parameters -- 4.2 Variation of Magnetic Parameters -- 4.3 Relationship Between Magnetic Parameters and Geochemical Data -- 4.4 Principal Component Analysis (PCA) 33 -- 4.5 Mineral Inference with XRD Analysis -- 4.6 Depositional Period-OSL Chronology -- 4.7 Comparison Between Magnetic Parameters and XRD Analysis -- 5 Discussion -- 6 Conclusion -- Acknowledgements -- References -- 2 Collective Impact of Upstream Anthropogenic Interventions and Prolonged Droughts on Downstream Basin's Development in Arid and Semi-arid Areas: The Diyala Transboundary Basin -- Abstract -- 1 Introduction -- 2 Materials and Methodology -- 2.1 Case Study Area -- 2.2 Data Availability -- 2.3 Characterization of Hydrologic Alteration -- 2.4 Comparison of Monthly Percentiles Between Pre- and Post-alteration Periods -- 2.5 Magnitude of Annual Extreme Conditions -- 3 Conclusions -- Acknowledgements -- References -- 3 Scenarios Based Climate Projection for Oman Water Resources -- Abstract -- 1 Introduction -- 2 Oman's Rainfall Regimes and Mechanisms -- 2.1 Mobile Upper Troughs -- 2.2 Khareef Drizzle -- 2.3 Tropical Cyclones -- 2.4 Orographic Convective Rain -- 3 Data Set and Methodology -- 4 Results and Discussion -- 4.1 Rainfall Change (2041-2060) -- 4.2 Rainfall Change (2061-2080). , 5 Conclusion -- References -- 4 Study of Rainfall Variations in Tessa Subwatershed of Medjerda River in Tunisia -- Abstract -- 1 Introduction -- 2 Study Area -- 3 Methodology -- 3.1 Data Collection -- 3.2 Detection of Ruptures Within the Rainfall Series -- 3.3 Index of Nicholson -- 3.4 Computation of Average Rainfall -- 4 Results -- 4.1 Detection of Ruptures -- 4.2 Index of Nicholson -- 4.3 Variation in the Average Rainfall -- 4.3.1 Average Rainfall in the Monthly Scale -- 4.3.2 Average Rainfall in the Seasonal Scale -- 4.3.3 Average Rainfall in the Annual Scale -- 5 Conclusion -- Acknowledgements -- References -- 5 Spatial and Temporal Variability Analysis Using Modelled Precipitation Data in Upper Catchment of Chambal Basin -- Abstract -- 1 Introduction -- 2 Study Area -- 2.1 Climate -- 3 Materials and Method -- 3.1 Data and Software Used -- 3.2 Methodology -- 4 Results and Discussion -- 4.1 Rainfall Time-Series -- 4.2 Spatial Interpolation -- 4.3 Intra-annual Variability -- 5 Summary and Conclusion -- References -- 6 Recent Observed Climate Change Over Oman -- Abstract -- 1 Introduction -- 2 Data Set -- 2.1 Data -- 2.2 Quality Control -- 2.3 Homogeneity Checks -- 3 Methods -- 3.1 Trends -- 3.2 Area Averaging -- 4 Results and Discussion -- 4.1 Temperature Trends -- 4.1.1 Mean Temperature -- 4.1.2 Mean Maximum Temperature -- 4.1.3 Mean Minimum Temperature -- 4.1.4 Precipitation Trends -- 5 Conclusion -- References -- Groundwater Resources -- 7 Significance of Silica Analysis in Groundwater Studies of Domestic Shallow Wells in Parts of Jeli District, Kelantan, Malaysia -- Abstract -- 1 Introduction -- 2 Study Area -- 3 Result and Discussion -- 4 Conclusion -- Acknowledgements -- References -- 8 Assessment of Global Change Impacts on Groundwater Resources in Souss-Massa Basin -- Abstract -- 1 Introduction -- 2 Overview of the Souss-Massa Basin. , 3 Drought Characterization in the Souss-Massa Basin -- 3.1 FAO Climatic Aridity Index -- 3.2 Standardized Precipitation Index SPI -- 4 Climate Change Projections -- 5 Water Balance and Water Demand in Souss-Massa Basin and Impact of Climate Change -- 6 Water Quality Monitoring -- 7 Groundwater Modelling -- 8 Water Management Gaps and Predicted Scenarios -- 9 Conclusion -- References -- 9 An Overview of Stable Isotopes in Northern Oman's Main Aquifers as an Insight into Recharge Process -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Local Meteoric Water Line in Oman -- 4 Hydrological Processes: Evaporation, Water-Rock Interaction and Recharge -- 5 Modelling of the Interaction Between Aquifers -- 6 Conclusion -- Acknowledgements -- References -- 10 Satellite-Based Estimates of Groundwater Storage Changes at the Najd Aquifers in Oman -- Abstract -- 1 Introduction -- 2 Study Area -- 3 Geology and Hydrogeology of the Study Area -- 4 Data Processing and Methodology -- 4.1 GRACE Products -- 4.2 Global Land Data Assimilation System (GLDAS) -- 4.3 Groundwater Storage Anomalies Estimation from GRACE/GLDAS Data -- 4.4 Groundwater Storage Anomalies Estimates from Groundwater Levels -- 5 Impacts of Precipitation on GRACE TWS Anomalies -- 6 Comparison of GRACE-TWS Estimates Versus In Situ Changes in Groundwater -- 7 Groundwater Distribution Maps Over Najd Aquifers -- 8 Conclusions -- Acknowledgements -- Refrences -- Water Resources Management -- 11 Geological Assessment of Water-Based Tourism Sites in Jeli District, Kelantan, Malaysia -- Abstract -- 1 Introduction -- 2 Study Area -- 3 Materials and Methods -- 4 General Geology -- 5 Potential Water-Based Tourism Sites -- 5.1 Pergau Lake -- 5.2 Jeli Hot Spring -- 5.3 Rual River -- 5.4 Lata Renyok Waterfall -- 6 Geological Assessment -- 7 Water Quality Analysis -- 8 Water-Based Tourism Activities. , 9 Evaluation -- 10 Conclusion -- Acknowledgements -- Appendix -- References -- 12 Mapping and Modelling of Areas at Risk of Erosion: Case of Aures Center (Algeria) -- Abstract -- 1 Introduction -- 2 Presentation of the Study Area -- 3 Methodological Approaches -- 3.1 Field Data Collection -- 3.2 Database and Management of Different Layers of the Model -- 4 Results and Discussion -- 4.1 The Rainfall Erosivity Factor (R) -- 4.2 The Topographic Factor (LS) -- 4.3 The K-Factor (Soil Erodibility) -- 4.4 Land Use Factor (C) -- 4.5 Erosion Control Practices Factor (P) -- 4.6 Synthetic Map of Soil Losses by Water Erosion -- 4.6.1 Soil Loss Rate in (t/ha/year) in the Center of the Aures -- 4.6.2 Soil Loss Rate in (t/ha/year) for Each Type of Land Use -- 5 Conclusion -- References -- 13 Evaluation of Water Erosion Risk in Tunisian Semi Arid Area -- Abstract -- 1 Introduction -- 2 Material and Methodology -- 2.1 Reminders -- 2.2 El Gouazine Basin -- 3 Description of Erosion Factors -- 3.1 Factor of Rainfall Aggressiveness (R) -- 3.1.1 Factor of Rainfall Erosivity R According to USLE -- 3.1.2 Factor of Rainfall Erosivity R According to MUSLE -- 3.1.3 Factor of Rainfall Erosivity R According to RUSLE -- 3.2 Factor of Vegetation Cover C -- 3.3 Factor Practices of Anti-erosive P -- 3.4 Topographic Factor Handset (LS) -- 3.4.1 Factor of Practices LS According to USLE/MUSLE -- 3.4.2 Factor of Practices LS According to RUSLE -- 3.5 Map of Soil Loss -- 3.6 Method of Food and Agriculture Organization (FAO) -- 4 Assessment of Erosion -- 4.1 The Application of USLE Model -- 4.2 The Application of the RUSLE Model -- 4.2.1 Map of Erosion for R (Monthly) of Arldous 1980 -- 4.2.2 Case of the RUSLE Model with R (15 min) -- 4.2.3 Case of the Model of Wischmeier Revised (RUSLE) with R (30 Min) -- 4.2.4 The Application of the Model of Williams (MUSLE). , 4.2.5 Loss in Soil by the Formula FAO -- 5 Comparative Analysis of Results Obtained -- 6 Conclusions and Recommendations -- References -- 14 Hydrological Modeling of Sediment Transport in the Semi-arid Region, Case of Soubella Watershed in Algeria -- Abstract -- 1 Introduction and State of the Art -- 2 The Study Area -- 3 Hydrologic Data -- 4 Suspended Sediment Yields -- 5 Hydrologic Sediment Transport Modeling -- 6 Conclusions -- References -- 15 A New Innovative Tool to Measure Soil Erosion -- Abstract -- 1 Introduction -- 2 Study Area -- 3 Methods and Materials -- 4 Development, Calibration and Installation -- 5 Preliminary Results and Conclusions -- References -- Salinity and Desalination -- 16 Heavy Minerals and Granulometric Studies in Coastal Sediments from Keelakarai to Periyapattinam, Gulf of Mannar, East Coast of India -- Abstract -- 1 Introduction -- 2 Study Area -- 3 Methodology -- 4 Results and Discussion -- 4.1 Granulometricstudies -- 4.1.1 Mean (Mz) -- 4.1.2 Standard Deviation (σ1) -- 4.1.3 Skewness (Ski) -- 4.1.4 Kurtosis (KG) -- 5 Heavy Mineral Studies -- 5.1 Separation Using Bromoform -- 6 Frantz Isodynamic Separator -- 7 Conclusion -- Acknowledgements -- References -- 17 Aquatic Mollusks: Occurrences, Identification and Their Use as Bioindicators of Environmental Conditions (Salinity, Trace Elements and Pollution Parameters) in Jordan -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 3 Overview About the Mollusks of Jordan -- 4 Mollusks as Indicators of Environmental Conditions in Jordan -- 4.1 Mollusks and Habitat -- 4.2 Mollusks and Salinity -- 4.3 Mollusac and Pollution -- 5 Conclusion -- References -- 18 Techno-economical Comparison of MED and RO Seawater Desalination in a Large Power and Water Cogeneration Plant in Iran -- Abstract -- 1 Introduction -- 2 Case Study of Cogeneration System -- 2.1 Water Block. , 2.1.1 MED Technology.