开封市城市土地利用时空演化分析

城市土地是人类活动最为频繁集中的地域，具有不断演化的动态特征．随着GIS技术的发展，以往定性地研究城市土地利用类型转化的方法开始向定量化、可视化发展．在分析开封市土地利用现状的基础上，利用GIS软件研究了开封护城堤内的土地利用变化情况，并从自然因素和人文因素的角度分析了造成这些变化的驱动机制。

Analysing the Urban Land Use Evolution in Kaifeng City

City, where people act multifariously and concentratedly, takes on the character of dynamic evolving continuously. With the development of GIS technology, the methods before turn to the quantificational and visual ones. On the basis of analyzing the land use conditions in Kaifeng, the article uses the GIS softwares to research the land use changes, moreover, from the angle of natural and human factors, analyzes the driving mechanism which results in the changes. It provides some references for the new urban planning and urban development.