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.
The interaction of ground water with surface water depends on the physiographic and climatic setting of the landscape. The five general types of terrain discussed are mountainous, riverine, coastal, glacial and dune, and karst.
USGS (2001): Interaction of Ground Water and Surface Water in Different Landscapes. Washington D.C.: U.S. Geological Survey; U.S. Department of the Interior URL [Accessed: 09.10.2012]