Contains a Preface by Asit K Biswas and Cecilia Tortajada. This book includes contributions from Olli Varis: Megacities Development and Water; Anthony Turton: Hydropolitics of Johannesburg; Dogan Altinbilek: Water Management in Megacities: Case Study of Istanbul; Walid Abderrahman: Urban Water Management in Arriyadh City, Saudi Arabia; and others.