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作 者:代富强[1,2,3] 刘刚才[1] 南岭[1,3]
机构地区:[1]中国科学院水利部成都山地灾害与环境研究所,四川成都610041 [2]西华师范大学国土资源学院,四川南充637002 [3]中国科学院研究生院,北京100039
出 处:《安徽农业科学》2009年第32期15956-15958,15968,共4页Journal of Anhui Agricultural Sciences
基 金:国家科技支撑计划项目(2006BAC01A11)
摘 要:利用生态足迹方法计算重庆市2007年资源消费的生态足迹,并与世界不同国家和不同收入水平地区的生态足迹进行比较,从不同视角分析重庆市的可持续发展现状。结果表明,重庆市2007年的人均生态足迹为1.7998hm2,人均生态承载力仅为0.4489hm2,产生生态赤字1.3509hm2,其中化石燃料用地、草地和耕地生态足迹占的比重较大。重庆市的人均生态足迹明显低于世界平均水平,特别是与发达国家的差距较大,比起高收入和中等收入国家也明显偏低,但是由于重庆市还处于工业化和城市化进程中,资源消费需求将长期超过生态系统的承载能力,这成为制约城市可持续发展的重要因素。The ecological footprint of resources consumption of Chongqing in 2007 by ecological footprint method, and compared it with different counties and different income levels , and sustainable development situation were analyzed form different perspective. The results showed that ecological footprint of Chongqing was 1. 799 8 hm2 per capita in 2007, while the ecological capacity per capita was only 0. 4489 hm2. Furthermore, compared with other countries and districts in the world, ecological footprint per capita of Chongqing was lower than the level of developed countries and many high income or middle income countries. With the industrialization and urbanization of Chongqing, however, the demand of resources consumption may exceeded the ecological capacity in a long period which become the important factors of restricting the sustainable development of Chongqing.
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