This volume examines the integration of water resource management for sustainable utilization with the optimum allocation of water use for regional economic development. It also contributes to the research on water resource management under climate changes and environmental adaptation. It will be a handbook for all researchers studying on integrated river basin management. Our book covers detailed research methods, issues, and frontier research questions and our answers for all people who are interested in this research direction. Particularly, socio-economic transaction of water use management is highly relevant to people's daily life and their quality of life with environmental challenges. Academic contribution of this book will be technically explanation of terms, relationships, link...