SPSS在环境承载力评价中的应用

The application of SPSS shallowly in the appraisal about environment carrying capacity

本文从理论上阐述了环境承载力的概念，环境承载力的分类。简要分析了近年来关于环境承载力研究追展和发展趋势。本文以大同市为例，从资料的可获得性方面入手，主要考虑自然资源中的水资源、矿产资源，社会经济因素，以及大气、水方面的二氧化硫、二氧化氮、可吸入颗粒物、化学需氧量以及氨氮等污染因子承受力。运用SPSS统计软件中的主成分分析和聚类法，定性分析得出大同市七县四区环境承载力大小，作为环境与社会经济协调发展的重要判据，并分析环境承载力与社会经济发展程度的一致性。最终为提高大同市环境承载力提出相应的策略，为该地区社会经济持续协调发展提供科学依据。

The article explain the basic concept of environmental carrying capacity theoretically, the classification of environmental carrying capacity. And Summary analysis research development and trend of development about environmental carrying capacity in recent year. This article take Datong as an example, and obtains from the material procurability aspect, in main consideration natural resource （water resources, mineral resource）, social economy factor, as well as pollution factor carrying capacities in atmospheric and water, such as SO2, NO2, PM10, COD and NH3-N. Using the principal components analysis and the cluster analysis in SPSS statistics software, analysising and obtainsing the environment carrying capacity in Datong seven countys and four areas qualitatively, does important criterion for the environment and the social economy coordinated development, and analyzes the uniformity in environment carrying capacity and the socio-economic development degree. At last, some strategies for improving the environmental carrying capacity are put forward, and they can be used asscientific basis for continuous and harmonious development in Datong area.