Perspectives are different frameworks from which to explore the knowledge around sustainable sanitation and water management. Perspectives are like filters: they compile and structure the information that relate to a given focus theme, region or context. This allows you to quickly navigate to the content of your particular interest while promoting the holistic understanding of sustainable sanitation and water management.
This chapter of the third world water development report is dedicated entirely to the water cycle, containing detailed information on water availability, water distributions, and the impact of climate change.
VOROSMARTY, C. J. (2009): The Earth’s Natural Water Cycles. In: World Water Assessment Programme WWAP The United Nations World Water Development Report 3: Water in a Changing World: , 166-180. URL [Accessed: 17.04.2012]