%0 Journal Article
%T Emergy\|based ecological footprint model and its application to a natural resource\|dependent economy in Xuzhou City<br>基于能值的生态足迹模型及其在资源型城市的应用
%A jindan and
%A <br>金丹
%A 卞正富
%J 生态学报
%D 2010
%I 
%X The traditional ecological footprint models,developed to access the sustainability of regional developments.Their calculations used biologically productive areas with world average productivity as a common measurement unit for ecological footprints and carrying capacity.However,the basis of land productivity was subject to many limitations.In this study we present a new ecological footprint model which is based on the emergy theory.A sustainability evaluation index is also put forward to indicating the exte...
%K ecological carrying capacity
%K ecological footprint
%K emergy
%K Xuzhou City<br>生态承载力
%K 生态足迹
%K 能值
%K 徐州
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=90BA3D13E7F3BC869AC96FB3DA594E3FE34FBF7B8BC0E591&jid=FE163E5DB2274E5937319DE98913EC37&aid=967A39386E3A520EE76B876739AC9A51&yid=140ECF96957D60B2&vid=340AC2BF8E7AB4FD&iid=DF92D298D3FF1E6E&sid=7DFC61BD88FB3757&eid=FE8339558AD0500C&journal_id=1000-0933&journal_name=生态学报&referenced_num=0&reference_num=52