Landscape Patterns and Ecosystem Service Values Change in Changshou District of Chongqing City
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    Abstract:

    Land use is a result from the interaction between nature and human. Land use change affects not only landscape pattern change, but also ecosystem service value. By taking Changshou District of Chongqing City as an example, landscape indexes were selected and calculated, and landscape pattern change of the dis-trict was analyzed using RS and GIS technologies. The theory of ecosystem service values was used to ana-lyze the change of ecosystem service values of Changshou District from 2002 to 2009. Results showed that the total patch number for the landscape increased somewhat in seven years, and the patch areas and numbers of forest land, brush, town and residential land increased, while the patch areas and numbers of paddy, dry land and unused land decreased.The landscape diversity and landscape fragmentation index of the district in-creased slightly.Besides, the valuation of the ecosystem service of Changshou District ascended from 191 million yuan to 197million yuan in the past seven years, with a net ascendant value of 61million yuan, in which wood land played a greater role in ecosystem service values.The result showed that the ecological en-vironment had been improved somewhat.

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易武英,苏维词,李孝坤.重庆市长寿区景观格局和生态服务价值变化[J].水土保持通报英文版,2012,(5):93-96,102

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History
  • Received:September 21,2011
  • Revised:November 20,2011
  • Adopted:
  • Online: November 25,2014
  • Published: