Abdulrahman S. Alsharhan obtained his PhD in Geology from the University of South Carolina, USA in 1985. Currently, he is Emeritus Professor of Geology and consultant on Middle East petroleum systems, water, and environment. He has over 35 years of experience in the oil industry and academia, serving as a professor and the Dean of College of Science at United Arab Emirates University. He has published 8 books and more than 100 scientific papers in international journals and he has presented over 60 abstracts at several international conferences and meetings. His main research interests are petroleum geology of the Middle East, water resources and integrated management, climate changes, and desertification of the Arabian Gulf Region. He was the first UAE national to be promoted as professor, based on his academic teaching and his administration, research, participation, organization, and chairing sessions in regional and international events. He has served as reviewer and editorial board member of a number of international journals and is a member of the Third World Academy of Sciences, the Board of Trustees at Ajman University, UAE, the Board of Trustees at American University in Ras Al Khaimah, UAE, and an honorary member of the American Association of Petroleum Geologists. Alsharhan's career has been diverse, serving in government, consultancy, and academia.Zeinelabidin E. Rizk obtained his PhD in Hydrogeology from the South Dakota School of Mines and Technology, South Dakota, USA in 1990. Currently, he is the Acting Vice Chancellor for Academic Affairs and Acting Dean of Graduate Studies and Research, University of Science and Technology of Fujairah, United Arab Emirates. He has been employed at Ajman University of Science and Technology since 2000, working as Dean of the Institute of Environment, Water and Energy and as a member of the Board of Trustees. Currently, he teaches courses in geology, environmental sciences and innovation. He has taught courses at Menoufia University, Egypt, United Arab Emirates University, and Ajman University of Science and Technology during his entire career while also maintaining active research and consulting activities. His current research interests are water, energy and food nexus, integrated water resources management and water policies and legislations. Rizk has co-authored two books and has published over 80 scientific papers in local, regional and international journals.

• List of Figures.- List of Tables.- List of Photographs.- Preface.- Acknowledgments.- Chapter 1 Introduction.- Part I Geomorphology and Geology.- Chapter 2 Geomorphology.- Chapter 3 Geology.- Part II Climatic Conditions and Water Balance.- Chapter 4 Climatic Conditions.- Chapter 5 Water Balance.- Part III Conventional Water Resources.- Section A Surface Water Resources.- Chapter 6 Floods.- Chapter 7 Springs.- Chapter 8 Aflaj.- Section B Groundwater Resources.- Chapter 9 Limestone Aquifers.- Chapter 10 Ophiolite Aquifer.- Chapter 11 Gravel Aquifer.- Chapter 12 Sand Aquifer.- Chapter 13 Gravel and Sand Aquifer.- Part IV Non-Conventional Water Resources.- Chapter 14 Desalination Water.- Chapter 15 Treated Sewage Water.- Part V Water Problems.- Chapter 16 General Water Problems.- Chapter 17 Drinking Water Problems.- Chapter 18 Pollution of the Quaternary Sand Aquifer.- Part VI Integrated Water Resources Management.- Chapter 19 Water Conservation.- Chapter 20 Water Harvesting.- Chapter 21 Advanced Agricultural Technologies.- Part VII Modern Techniques in Water Studies.- Chapter 22 Remote Sensing.- Chapter 23 Geographic Information Systems.- Chapter 24 Natural Isotopes.- Chapter 25 Modelling Techniques.- Chapter 26 Water Laws in the United Arab Emirates.- Chapter 27 General Summary.- References.

Abdulrahman S. Alsharhan obtained his PhD in Geology from the University of South Carolina, USA in 1985. Currently, he is Emeritus Professor of Geology and consultant on Middle East petroleum systems, water, and environment. He has over 35 years of experience in the oil industry and academia, serving as a professor and the Dean of College of Science at United Arab Emirates University. He has published 8 books and more than 100 scientific papers in international journals and he has presented over 60 abstracts at several international conferences and meetings. His main research interests are petroleum geology of the Middle East, water resources and integrated management, climate changes, and desertification of the Arabian Gulf Region. He was the first UAE national to be promoted as professor, based on his academic teaching and his administration, research, participation, organization, and chairing sessions in regional and international events. He has served as reviewer and editorial board member of a number of international journals and is a member of the Third World Academy of Sciences, the Board of Trustees at Ajman University, UAE, the Board of Trustees at American University in Ras Al Khaimah, UAE, and an honorary member of the American Association of Petroleum Geologists. Alsharhan's career has been diverse, serving in government, consultancy, and academia.Zeinelabidin E. Rizk obtained his PhD in Hydrogeology from the South Dakota School of Mines and Technology, South Dakota, USA in 1990. Currently, he is the Acting Vice Chancellor for Academic Affairs and Acting Dean of Graduate Studies and Research, University of Science and Technology of Fujairah, United Arab Emirates. He has been employed at Ajman University of Science and Technology since 2000, working as Dean of the Institute of Environment, Water and Energy and as a member of the Board of Trustees. Currently, he teaches courses in geology, environmental sciences and innovation. He has taught courses at Menoufia University, Egypt, United Arab Emirates University, and Ajman University of Science and Technology during his entire career while also maintaining active research and consulting activities. His current research interests are water, energy and food nexus, integrated water resources management and water policies and legislations. Rizk has co-authored two books and has published over 80 scientific papers in local, regional and international journals.

• List of Figures.- List of Tables.- List of Photographs.- Preface.- Acknowledgments.- Chapter 1 Introduction.- Part I Geomorphology and Geology.- Chapter 2 Geomorphology.- Chapter 3 Geology.- Part II Climatic Conditions and Water Balance.- Chapter 4 Climatic Conditions.- Chapter 5 Water Balance.- Part III Conventional Water Resources.- Section A Surface Water Resources.- Chapter 6 Floods.- Chapter 7 Springs.- Chapter 8 Aflaj.- Section B Groundwater Resources.- Chapter 9 Limestone Aquifers.- Chapter 10 Ophiolite Aquifer.- Chapter 11 Gravel Aquifer.- Chapter 12 Sand Aquifer.- Chapter 13 Gravel and Sand Aquifer.- Part IV Non-Conventional Water Resources.- Chapter 14 Desalination Water.- Chapter 15 Treated Sewage Water.- Part V Water Problems.- Chapter 16 General Water Problems.- Chapter 17 Drinking Water Problems.- Chapter 18 Pollution of the Quaternary Sand Aquifer.- Part VI Integrated Water Resources Management.- Chapter 19 Water Conservation.- Chapter 20 Water Harvesting.- Chapter 21 Advanced Agricultural Technologies.- Part VII Modern Techniques in Water Studies.- Chapter 22 Remote Sensing.- Chapter 23 Geographic Information Systems.- Chapter 24 Natural Isotopes.- Chapter 25 Modelling Techniques.- Chapter 26 Water Laws in the United Arab Emirates.- Chapter 27 General Summary.- References.

Abdulrahman S. Alsharhan obtained his PhD in Geology from the University of South Carolina, USA in 1985. Currently, he is Emeritus Professor of Geology and consultant on Middle East petroleum systems, water, and environment. He has over 35 years of experience in the oil industry and academia, serving as a professor and the Dean of College of Science at United Arab Emirates University. He has published 8 books and more than 100 scientific papers in international journals and he has presented over 60 abstracts at several international conferences and meetings. His main research interests are petroleum geology of the Middle East, water resources and integrated management, climate changes, and desertification of the Arabian Gulf Region. He was the first UAE national to be promoted as professor, based on his academic teaching and his administration, research, participation, organization, and chairing sessions in regional and international events. He has served as reviewer and editorial board member of a number of international journals and is a member of the Third World Academy of Sciences, the Board of Trustees at Ajman University, UAE, the Board of Trustees at American University in Ras Al Khaimah, UAE, and an honorary member of the American Association of Petroleum Geologists. Alsharhan's career has been diverse, serving in government, consultancy, and academia.Zeinelabidin E. Rizk obtained his PhD in Hydrogeology from the South Dakota School of Mines and Technology, South Dakota, USA in 1990. Currently, he is the Acting Vice Chancellor for Academic Affairs and Acting Dean of Graduate Studies and Research, University of Science and Technology of Fujairah, United Arab Emirates. He has been employed at Ajman University of Science and Technology since 2000, working as Dean of the Institute of Environment, Water and Energy and as a member of the Board of Trustees. Currently, he teaches courses in geology, environmental sciences and innovation. He has taught courses at Menoufia University, Egypt, United Arab Emirates University, and Ajman University of Science and Technology during his entire career while also maintaining active research and consulting activities. His current research interests are water, energy and food nexus, integrated water resources management and water policies and legislations. Rizk has co-authored two books and has published over 80 scientific papers in local, regional and international journals.

• List of Figures.- List of Tables.- List of Photographs.- Preface.- Acknowledgments.- Chapter 1 Introduction.- Part I Geomorphology and Geology.- Chapter 2 Geomorphology.- Chapter 3 Geology.- Part II Climatic Conditions and Water Balance.- Chapter 4 Climatic Conditions.- Chapter 5 Water Balance.- Part III Conventional Water Resources.- Section A Surface Water Resources.- Chapter 6 Floods.- Chapter 7 Springs.- Chapter 8 Aflaj.- Section B Groundwater Resources.- Chapter 9 Limestone Aquifers.- Chapter 10 Ophiolite Aquifer.- Chapter 11 Gravel Aquifer.- Chapter 12 Sand Aquifer.- Chapter 13 Gravel and Sand Aquifer.- Part IV Non-Conventional Water Resources.- Chapter 14 Desalination Water.- Chapter 15 Treated Sewage Water.- Part V Water Problems.- Chapter 16 General Water Problems.- Chapter 17 Drinking Water Problems.- Chapter 18 Pollution of the Quaternary Sand Aquifer.- Part VI Integrated Water Resources Management.- Chapter 19 Water Conservation.- Chapter 20 Water Harvesting.- Chapter 21 Advanced Agricultural Technologies.- Part VII Modern Techniques in Water Studies.- Chapter 22 Remote Sensing.- Chapter 23 Geographic Information Systems.- Chapter 24 Natural Isotopes.- Chapter 25 Modelling Techniques.- Chapter 26 Water Laws in the United Arab Emirates.- Chapter 27 General Summary.- References.