List of Contributors. Introduction- Urban Water Governance: Approaching a pressing environmental and social challenge. Part I: Technical and historical aspects of Water supply systems. 1)Urban water cycle and services: an integrative perspective. 2)Traditional systems of drinking water delivery: technical aspects and sources. 3)Hybrid water supply systems: resilience and implementability. 4)Urban water supply and life cycle assessment. 5)Modelling Urban Water Infrastructure Renewal. 6)Territories and technologies: history and current trends of their interaction in urban water services. Part II: Technical and historical aspects of Wastewater systems. 7)Conventional systems for urban sanitation and wastewater management in Middle and High income countries. 8)Sanitation systems: Are hybrid systems sustainable or does winner takes all? 9)Management of Urban Drainage Infrastructure. 10)The history of technological change in urban wastewater management, 1830-2010. Part III: Regulation and Economic perspectives. 11)Institutional perspectives on water services. 12)Fragmentation in Urban Water Governance: Navigating Legal and Normative Modalities. 13)Revisiting the theory on the regulation of water utilities: Evolution, challenges and trends. 14)Trends and comparisons of outcomes between public and privately owned utilities. 15)Institutional, economic, and spatial barriers to water services delivery in urban slums and informal settlements. Part IV: Political processes. 16)Actor networks in urban water governance. 17)Policy transfer in urban water management: evidence from ten BEGIN cities. 18)Rethinking urban water governance and infrastructure in Europe: Challenges and opportunities of regionalization and organizational autonomy. 19)Sustainability Transitions in Urban Water Management: Assessing the Robustness of Institutional Arrangements. Part V: Urban Water Governance and Sustainability. 20)Urban metabolism and water sensitive cities governance ? Designing and evaluating water-secure, resilient, sustainable, liveable cities. 21)Leveraging Artificial Intelligence in Addressing Water Safety Challenges. 22)Political ecologies of urban water governance. 23)Territorial Integration and Innovation for Good Urban Water Governance. 24)Urban Water Security. 25)Urban Water Quality and Chemical Pollution. New Emerging contaminants: Nanomaterials and Microplastics. Index.