The hydrogeological aspect of groundwater science is universal and applied in nature to have a sustainable water resource development with social‎,‎ economic‎,‎ ecological‎,‎ cultural and aesthetic background‎.‎ Since 99 per cent of the world‎'‎s fresh available water is groundwater‎;‎ yet‎,‎ the majority of financial resources are directed to surface water found in rivers and lakes‎.‎ This serious imbalance requires urgent redress‎.‎ This volume addresses the issue to facilitate the joint analysis of groundwater management studies and problems faced by scientist‎,‎ engineers‎,‎ managers and other scholars from natural and applied sciences‎.‎ Significant financial support is required for basic groundwater research if sustainable development is to be a realistic goal‎.‎ As a fresh water resource‎,‎ groundwater has major advantages over surface water‎.‎ This is the basic idea that explicitly appears in almost all paper of this book‎.‎The authors have tried to focus their task on those topics that seemed to us more urgent and relevant and have paid much attention to ques‎.‎‎.‎‎.‎