AQUIFERS: TYPES, IMPACTSAND CONSERVATION -- ENVIRONMENTAL SCIENCE,ENGINEERING AND TECHNOLOGY -- WATER RESOURCE PLANNING,DEVELOPMENT AND MANAGEMENT -- LIBRARY OF CONGRESS CATALOGING-IN-PUBLICATION DATA -- CONTENTS -- PREFACE -- SUPPORTING REMEDIATION DECISIONMAKING: THE EFFECT OF THE AQUIFERHETEROGENEITY -- ABSTRACT -- INTRODUCTION -- THE CONTAMINATED HETEROGENEOUS AQUIFER ANDREMEDIATION OPTIONS -- BASIC MODEL OF THE AQUIFER MADE OFPERMEABLE FRACTURED FORMATION -- THE EXPERIMENTAL SET-UP -- CARRYING OUT THE EXPERIMENTS -- EXPERIMENTS OF SERIES A -- EXPERIMENTS OF SERIES B -- EXPERIMENTAL RESULTS WITH COLUMNSMADE OF GLASS BEADS -- EXPERIMENTAL RESULTS WITH COLUMNSMADE OF ASHDOD SAND -- COMPARISON WITH OTHER PREVIOUS STUDIES -- SUMMARY AND CONCLUSIONS -- REFERENCES -- HYDROCHEMICAL FEATURES OFGROUNDWATER FROM AQUIFER SYSTEMSOCCURRING NEAR CENTRAL SÃO PAULOSTATE, BRAZIL -- ABSTRACT -- INTRODUCTION -- GEOLOGICAL ASPECTS OF THE PARANASEDIMENTARY BASIN -- SOME PHYSIOGRAPHIC AND CLIMATIC ASPECTS OF THEPARANA SEDIMENTARY BASIN -- HYDROGEOLOGICAL FEATURES OF THE PARANASEDIMENTARY BASIN -- GROUNDWATER RESOURCES AT RIO CLARO CITYAND NEIGHBORHOOD -- HYDROCHEMISTRY IN THREE AQUIFER SYSTEMSAT RIO CLARO CITY -- REGIONAL HYDROCHEMICAL RELATIONSHIPS -- CONCLUSION -- ACKNOWLEDGEMENTS -- REFERENCES -- AQUIFER SYSTEM CHARACTERIZATIONUSING INTEGRATED GEOPHYSICALMETHODS -- ABSTRACT -- 1. INTRODUCTION AND OBJECTIVES -- 2. GEOLOGICAL AND HYDROGEOLOGICAL SETTINGS -- 3. GEOPHYSICAL SURVEYS -- 4. RESULTS AND DISCUSSION -- 4.1. Processing of Geophysical Logs Data -- 4.1.1. Geophysical Cross Sections along the Profile C5 -- 4.1.2. Geophysical Cross Sections along the Profile C7 -- 4.1.3. Geophysical Cross Sections along the Profile C9 -- 4.2. Geoelectrical Resistivity Survey -- 4.2.1. Transverse Geoelectrical Cross-Section along the Profile III.

4.2.2. Transverse Geoelectrical Cross-Section along the Profile IV -- 4.2.2. Longitudinal Geoelectrical Cross-Section along the Profile PIII' -- 4.3. Thickness and Depth Contour Maps -- 4.3.1. Isopach Contour Maps of the Shallow Aquifer (R1) -- 4.3.2. Isopach Contour Maps of the Main Aquifer (R2) -- 4.3.3. Depth Contour Map of the Semi-Deep Aquifer -- 4.4. Structural Map -- SUMMARY -- REFERENCES -- GROUNDWATER INTENSIVE USECASE STUDY: MANCHA ORIENTAL AQUIFER(SE SPAIN) -- REFERENCES -- STUDY OF VARIATION IN GROUNDWATERQUALITY IN ARID COASTAL AQUIFER INSOUTH-EASTERN TUNISIA: USINGMULTIVARIATE FACTOR ANALYSIS -- ABSTRACT -- I. INTRODUCTION -- II. STUDY AREA -- III. MATERIALS AND METHODS -- IV. RESULTS AND DISCUSSION -- Hydrochemical Characteristics -- Isotopic Data -- V. MULTIVARIATE STATISTICAL ANALYSIS -- Correlation Analysis -- Principal Component Analysis -- CONCLUSION -- REFERENCES -- EFFECTS OF HETEROGENEITY ONTHE SURFACTANT-ENHANCEDREMEDIATION OF AQUIFER CONTAMINATEDWITH NONAQUEOUS PHASE LIQUIDS -- ABSTRACT -- INTRODUCTION -- MATHEMATICAL FORMULATION -- Viscosity -- Density -- Interfacial Tension -- Trapping Number -- NUMERICAL MODELING -- RESULTS AND DISCUSSION -- Heterogeneity -- Slug Size -- Crossflow -- CONCLUSIONS -- REFERENCES -- POLLUTION RISK OF GROUNDWATER, IN ASEMI ARID REGION BY WASTEWATERREJECTIONS: CASE OF TEBESSAAQUIFER SYSTEM -- ABSTRACT -- INTRODUCTION -- Location -- Climate and Precipitation -- Geological and Hydrological Setting -- Hydrochemical Data -- Sampling and Analysis -- 3. RESULTS -- 3.1. Hydrochemistry -- 3.2. Water Quality -- 3.3. Anthropogenic Inputs -- 4. CONCLUSION -- ACKNOWLEDGMENTS -- REFERENCES -- NUMERICAL STUDY OF AQUIFER THERMALENERGY STORAGE SYSTEM INFLUENCEDBY REGIONAL GROUNDWATER FLOW -- ABSTRACT -- INTRODUCTION -- MATHEMATICAL THEORY -- MODELING -- RESULTSAND DISCUSSION -- Groundwater Flow -- Heat Loss.

Flow Rate -- Aquifer Size -- CONCLUSION -- REFERENCES -- FLUID FLOW AND CONTAMINANTPROPAGATION IN FRACTURED ROCKAQUIFERS -- ABSTRACT -- 1. GROUNDWATER PROPAGATION INFRACTURED ROCK AQUIFERS -- 1.1. Fracture Morphology and Dimension -- 1.2. Characterizing Fractures -- 1.2.1. Aperture -- 1.2.2. Orientation -- 1.2.3. Fracture Density and Intensity -- 1.2.4. Fracture Spacing -- 1.2.5. Persistence and Trace Length -- 1.2.6. Fracture Connectivity -- 1.2.7. Surface Roughness -- 1.2.8. Wall Coatings and Infillings -- 1.2.9. Hydraulic Conductivity and Porosity of Fractures and Matrix -- 1.2.9.1. Variation of Hydraulic Conductivity with Depth -- 1.3. Representative Elementary Volume (REV) -- 1.3.1. Definition of REV -- 1.3.2. Scale Effect in Fractured Rock Hydraulic Parameters -- 1.4. Flow in Fractured Rocks -- 1.4.1. From the Navier - Stokes Equations to the Stokes Equations -- 1.4.2. The Parallel Plate Model -- 1.4.3. Effect of Roughness and Turbulent Flow in Fractures -- 1.5. Applicability of Cubic Law in Real Fractured Rock Aquifers -- 2. UNSATURATED FRACTURE FLOW -- 2.1. Moisture Content, Capillary Pressure and HydraulicConductivity for Fractured Media -- 2.2. Fracture Hydraulic Properties -- 3. CONTAMINANT PROPAGATION INFRACTURED ROCK AQUIFERS -- 3.1. Mechanisms of Solute Transport in Fractured Rock -- 3.1.1. Conservative Transport -- 3.1.2. Reactive Transport -- 3.2. Conservative Solute Transport -- 3.2.1. Advection -- 3.2.2. Hydrodynamic Dispersion -- 3.2.3. Channeling Phenomenon -- 3.2.4. Diffusion in Fractured Media -- 3.2.4.1. Matrix Diffusion: General Concepts -- 3.2.4.2. Equations for Diffusion -- 3.2.5. Transport by Advection and Diffusion in Fractured Aquifers -- 3.3. Reactive Solute Transport -- 3.3.1. Overview -- 3.3.2. Sorption -- 3.3.3. Effects of Advection, Diffusion and Adsorption -- 3.4. Influence of Fracture Rock Parameters on Remediation.

REFERENCES -- INDEX.