Definition:
Wetland function – processes among and within the various biological, chemical and physical components of a wetland, such as nutrient cycling, biological productivity and groundwater recharge.
Source:
Food and Agriculture Organization of the United Nations, AQUASTAT Web Site
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Edward B. Barbier, Mike Acreman, and Duncan Knowler, 1997, Economic Valuation of Wetlands: a
Guide for Policy Makers and Planners, Ramsar