Abstract:

Abstract: The study about dynamic change of land use is cosmopolitan topic. The rapid economic development of Chongqing which was named “an hour economy circle” was selected as the study erea.And remote sensing images of 2004,2000 and 2006 were selected as sources of primary data. This paper studied the dynamic changes of land use in Chongqing,and the results showed that various types of land use of study area transferred to each other apparently, cultivated land lose seriously with obvious spatio-temporal difference.“Cultivated land erosion central layer”included the places which urbanization was obvious, such as Jiulongpo,Shapingba,Jiangbei and Yubei.“Cultivated land erosion intermediate layer”mainly contained Changshuo,Tongliang,Yongchuan and so on. “Cultivated land erosion peripheral layer” covered Wansheng,Nanchuan,Dazu,Tongnan and so forth. At last, some suggestions about sustainable utilization of land resources of study area were put forward.