土地利用与生态环境演化浅析

On the Relation of Land Use and Ecological Environment Evolution

利用土地获取财富是人类生存和发展的客观需要 ,但不管人类认识与否 ,土地利用过程改变了生态环境演化的速度和方向。文章提出了土地利用是生态环境变化的重要动力 ,分析了土地利用所引起环境的正向与逆向变化和环境变化是土地利用结果在时间和空间上的累积 ;探讨了土地利用导致环境逆向演化的原因 。

Obtaining wealth from land is essential to the existence and development of mankind. The direction and speed of environment evolution is greatly transformed in the process of land use. This paper points that land use is an important motive power of the environment evolution. Both the positive and negative impact of land use is analyzed in the paper, and the point that environment evolution is the accumulative consequence of land use in the aspects of time and space is also proposed. Finally, the paper discusses the reason of negative environment evolution with the expectation that best ecological economical returns can be achieved through rational land use.