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 paper explains how to use greywater at household level in order to counteract the water scarcity.
ALKHATIB R. Y. EDGERLY J. (2006): Water Conservation Techniques and Graywater Reuse at the Single Household Level. Fort Collins: Colorado State University URL [Accessed: 06.05.2019]