Ningxia Wetland and Biodiversity Conservation and Practices

摘要

Wetland,called together with forest and sea,Three Major Global Ecosystems boasts important eco-functions,such as,water source conservation,water purification,water storage to prevent draught,carbon sequestration,climate regulation,biodiversity maintenance and environmental beautification.Moreover,wetland provides multiple resources for human production and living,and it is one of the most important life support systems and therefore it is closely bound up with human existence,reproduction and development.For this reason,wetland is also known as the "Kidney of the Earth".Wetland mentioned in Convention on Wetlands of International Importance Especially as Waterfowl Habitat or Ramsar Convention refers to the natural or artificial,permanent or temporary swampland,peatland or water area,with static or flowing fresh or brackish water or saline water,including sea areas with water depth not exceeding 6 meters during low tide.Swampland,peatland,wet meadow,lakes,rivers,sluggish floodplains,estuary delta,mudflats,reservoirs,ponds,and paddy fields all fall into the category of wetland.