Value of Ecosystem Services of Xixi National Wetland Park

Based on the remote sensing land use data of Hangzhou Xixi National Wetland in 2003, 2005 and 2006, changes of value of ecosystemservices were calculated. There were 9 types of land use in the park, such as building, grass land, green land, ponds, roads, watercourses, paddy field,forestland and others. The area of green land increased the most from 2003 to 2006, followed by that of building, and that of the left decreased,especially that of pond, about 2.53km². The total value of Xixi Wetland ecosystem services decreased 3.427 million yuan RMB from 2003 to2006.,Value of raw material production, gas regulation, soil conservation and biodiversity maintenance increased, while the left of the ecosystemservices reduced, caused by reduction of pond area.