不同土地利用结构生态系统服务功能价值的变化研究——以内蒙古自治区伊金霍洛旗为例

生态系统服务功能价值理论可定量估算各类生态系统为人类提供服务的经济价值。阐述了生态系统服务功能价值理论定量评价土地资源的作用 ,并应用和修正生态系统服务单价方法估算内蒙古自治区伊金霍洛旗1990～ 2 0 0 0年土地利用的生态效益 ,结果表明 10年内该旗生态系统服务价值减少 2 2 6 96亿元 ,证明人类经济发展对生态环境的影响巨大 ,且一旦生态环境遭到破坏则很难恢复。

The changes of ecosystem services and their values in various constructions of land use-A case study from YUjinhuoluo County of Inner Mogolia

The theory of ecosystem services can be used to quantify the economic valuation of services supplied by ecosystems. The actions of ecosystem services valuation in land use are stated. With adduced and amended figures, the ecological consequence of land use from 1990 to 2000 in Yijinhuoluo, a county of Inner Mogolia is assessed. The results show that the ecosystem services have diminished 226 96 million Yuan in the ten years. This demonstrates that it induces prodigious result on regional ecological environment of increasing economy.