基于GIS的土地利用变化监测与评估

Monitoring and Assessment of Land Use Change Based on GIS

近年来,随着经济的快速发展,土地利用结构发生了明显的变化,耕地资源数量减少,非农业用地大量增加,及时、精确掌握土地资源数量、分布及其变化趋势,关系着土地资源的持续发展与规划。

With our rapid economic development in recent years, the land use structure was obviously changed, the cultivated land resources quantity was decreased, non-farmland was substantially increased. Grasping the land resources quantity, distribution and its change trend timely and accurately, affects the sustainable develop- ment of land resources and planning.