Introduction and Guide to the Handbook of Water Resources Management: Discourses, Concepts and Examples -- Water a unique phenomenon and resource -- Water and its Management: Dependence, Linkages and Challenges -- A drop in the ocean: on writing histories of water resource management -- Water Ethics -- Water law and rights -- Water discourses -- The water security discourse and its main actors -- Water governance and policies -- Economics of water security -- Drivers, pressures and stressors: the societal framework of water resources management -- Water resources management: integrated and adaptive decision making -- Observation, monitoring and data management -- Assessment of water quantity -- Assessment of land/catchment use and degradation -- Freshwaters: global distribution, biodiversity and ecosystem services, and human pressures -- Water, energy and food relations in Gulf Cooperation Council -- Examples of water resources management options -- Examples of water and land use management -- Water and energy -- Water management and stewardship in mining regions -- Water-related hazard and risk management -- Groundwater and conjunctive use management -- Storage Reservoir Operation and Management -- Complexity in water management and governance.