晋江市土地利用变化及其生态环境效应评价

Assessment of the land use change and its eco-environment effect of Jinjiang

以2000年Landsat_TM和2011年SPOT遥感影像为数据源,在Arc GIS9.3等软件支持下,对晋江市土地利用变化及其生态环境效应进行分析.研究表明,(1)2000—2011年间,晋江市土地利用变化主要表现为耕地、林地和草地面积减少,建设用地和未利用地面积增加的态势.(2)2000—2011年间,导致晋江市生态环境恶化的主要原因是林地、草地和水域面积的减少,以及建设用地面积的增加.

Based on the literature of land use data and remote sensing image data as the main source of information, in ArcGIS9.3 software support for the land use change and its ecological environment effect of Jinjiang has carried on the quantitative analysis.The results show that,（1）Jinjiang main land use change between 2000 and 2011 for arable land,wood land and grass land area reduced,construction land and unused land area increased.（2）2000—2011 the main cause of worsening ecological environment in jinjiang is forestland, grassland and water area decreased, and the increase of construction land area.