EVALUATION OF ECOLOGICAL SERVICES OF JILIN PROVINCE, NORTHEAST CHINA

摘要

The main purpose of this study is to give evaluation of ecological services of Jilin Province,Northeast China.To take this value into decision-making and GDP accounting system is considered to be one of the economic solutions for ecological problems.The evaluation is based on the methods proposed by COSTANZA et al.,and some modifications about unit value of forest and cropland system were made according to the real characters of ecosystem,climate,natural conditions etc.,in Jilin Province.Total value of ecosystem services is about 554.404×109yuan(RMB)/a,which is about 4.9 times of GDP of the corresponding period.The results of this study could be used as a fundamental work for the construction of ecological province,which was carried out from 2001,and could provide ecological information for decision-making.Furthermore,the necessities for the further studies on the evaluation of ecological services and natural capital were discussed.