Functionally assessing the sustainability of regional ecosystem services:a case study of Hohhot City
Functionally assessing the sustainability of regional ecosystem services:a case study of Hohhot City作者机构:Chinese Acad Sci Inst Geog Sci & Nat Resources Res 9 Datun Rd Beijing 100101 Peoples R China
出 版 物:《Research in Cold and Arid Regions》 (寒旱区科学(英文版))
年 卷 期:2010年第2卷第2期
页 面:175-184页
学科分类:07[理学] 09[农学] 0705[理学-地理学] 0903[农学-农业资源与环境] 0713[理学-生态学]
基 金:supported by National Natural Science Foundation of China (Grant No. 30230090) a local program submitted by Hohhot City government-"The Environmental Assessment on the 15th Economic and Social Plan of Hohhot City."
主 题:ecosystem services sustainability bio-productivity biodiversity
摘 要:The value of the world’s ecosystem services and natural capital by *** et *** 1997 is generally regarded as a monument to the research of valuing ecosystem ***,the classification of ecosystem services,the method of various services summation,and the purpose for static global value had many *** on a summary of these criticisms and suggestions,further study direction—on the sustainability of ecosystem services—is *** two basis indicators in ecology—productivity and biodiversity,respectively characterize the ability of producing and self-organizing—not only represent the internal function of ecosystem,but also can be proportioned to its external function of supporting and providing for human ***,the two indicators combined could physically assess the sustainability of ecosystem services based on the traditional procedure of Costanza’*** case study of Hohhot City in 1995-2005 shows that the new model reflects the changes of ecosystem services at spatial and temporal scale,and the functionally adjusted assessment shows the sustainability of Hohhot City became gradually stronger during the study *** due to the enormous value per unit of water ecosystem,the minimal loss of water area leads to the final result being opposite to the processing analysis,which gives a clue to the further experimental testing research.