Land Use and Landscape Pattern Changes in Chongqing Liangjiang New District

Jin Luo, Yong Liu, Cheng Wang


Taking Chongqing Liangjiang new district within second-ring road as researching area, analyzed its land use and landscape pattern changes during 1988, 2001 and 2010. After utilizing ENVI to do the remote sensing images interpretation, land use changes were described in conversion matrix. Method of FRAGSTATS was utilized to calculate the special landscape indices, which included patch density (PD), largest patch index (LPI), land shape index (LSI), contagion (CONTAG), landscape division index (DIVISION), aggregation index (AI). Results show Land use types change from farmland to urban mostly during 2001 to 2010; PD, LPI and LSI drop down, the other three have increasing tendency. Land use and landscape pattern associate with each other, Urbanization featured with human activities, causes landscape changes, besides, preferential policies of Conversion of cropland to forest, urban planning and the typical “Three Reforms” in Chongqing boosts land cover changes too.

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