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机构地区:[1]东南大学建设与房地产系,南京210096 [2]河南安阳市文峰区国土资源局,安阳456472
出 处:《人文地理》2010年第6期89-92,共4页Human Geography
基 金:国家社科基金项目(10BJY042);南京市政府项目(2008-Q-04);江苏省建设厅重点科研项目:<江苏房地产市场预警系统研究>
摘 要:本文以生态足迹理论为基础,从维护生态系统稳定,自然资源可持续利用的角度来分析产业的适度人口规模。在分析生态足迹模型基本概念和计算方法的基础上,构建了产业生态足迹和产业生态承载力模型。通过估算第一、二、三产业的生态足迹,分析了2008年南京市三大产业的适度人口。结果表明第一、二产业在经济活动中过度消耗环境资源,现实人口对生态环境资源产生较大的压力。而第三产业的人口盈余为97.81万人,具有较强的可持续发展潜力。结合南京2008年第一、二产业出现人口赤字,第三产业存在人口盈余的具体情况,就减少产业人口赤字提出了技术和政策上的对策。Based on ecological footprint theory,this paper makes a study on the modest size of the population in an industry from the point of the maintenance of ecosystem stability,and the sustainable use of natural resources.The basic concepts and the calculation methods of ecological footprint are introduced,and industrial ecological footprint,industrial ecological carrying capacity model are contortioned.By estimating the ecological footprint of the first,second and third industries,using the statistical consumption data of resource and energy in Nanjing,optimum population of the three major industries of Nanjing in 2008 is analyzed.The ecologically optimum population in three major industries would be 102000,269900 and 2672200.The first and second industries are ecologically deficit for their population,and the population which is ecologically deficit would be reached 350200 and 12625,which shows that the first,second industry in economic activities have an excessive of consumption environment resources,and put enormous pressure to life-support system.At the same time,the third industry has a surplus population,which indicates that consumption of the ecological resources is lesser,and ecological resources can contain more people and industries development has the sustainable ability.The results show that ecological footprint theory,which makes a scientific measure for population,can be applied to the optimum of industries population.Therefore,it is hard to realize sustainable development of industry,and it is very urgent to take measures.Based on the specific situation,that the first and second industries of Nanjing in 2008 had already in a state of ecological deficit and overpopulation,and there is a surplus population of third industry.
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