As business risks associated with water intensify - for example risks to operations, supply chains and reputation - many corporate sustainability professionals are seeking practical tools to help them understand and assess these risks. Water Footprint Assessment tools developed primarily by the research sector are gaining attention in this context. However, there is debate among experts and non-experts about the merits of this approach. Water Footprint Assessment: A Business Guide is a concise and comprehensive digest of emerging concepts, tools and arguments around water footprint approaches. Specifically aimed at business audiences, this definitive short guide to the issues distills the latest in scientific and policy literature, helps sustainability leaders understand what they can, and can't do with water footprint tools, includes practical experience and case studies and outlines the pros and cons of using Water Footprint Assessment and similar approaches.