广州市土地利用变化及其驱动力研究

Study on Land Use Changes and Driving Forces in Guangzhou City

以土地利用变更调查数据为依据,分析了1996～2008年广州市土地利用变化特征,应用主成分分析方法,定量研究了广州市土地利用变化的驱动力。结果表明:1996～2008年,广州市土地利用结构变化迅速,农用地和未利用地减少,建设用地增加,表现出快速城市化的土地利用特征;社会经济因子是广州市土地利用变化最主要的驱动因子,其中经济发展和人口增长在很大程度上影响了广州市土地利用变化。

Taking land use changes as reference, the characteristics of iand use changes in Guangzhou Cityfrorr（1996 to 2008 were analyzed. U- sing principle component analysis, the characteristics of land use change and its driving factors in Guangzhou City were analyzed. The results were summarized as follows：The urbanization of Guangzhou City developed rapidly and the land use changed dramatically from 1996 to 2008, agricul- tural land and unused land decreased while constructive land increased ;the socio-economic driving force was the main driving factor, in which e- conomic development and population growth affected the dynamic changes of land use to a large extent.