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沈阳市生态城市建设中的生态压力

顾晓薇;王青;冯民;于宏民;张波;王忠鑫   

  1. 东北大学资源与生态经济研究中心, 沈阳 110004
  • 收稿日期:2008-09-10 修回日期:1900-01-01 出版日期:2009-05-10 发布日期:2009-05-10

Ecological pressure in eco-city construction of Shenyang.

GU Xiao-wei;WANG Qing;FENG Min;YU Hong-min;ZHANG Bo;WANG Zhong-xin   

  1. Resources and Ecological Economics Research Center, Northeastern University, Shenyang 110004, China
  • Received:2008-09-10 Revised:1900-01-01 Online:2009-05-10 Published:2009-05-10

摘要: 应用生态足迹方法计算了沈阳市1991—2005年的生态压力,并对2006—2010年生态足迹做了预测。结果表明:沈阳市1991—2005年人均生态足迹需求为1.75 hm2,人均生态承载力为0.41 hm2,人均生态赤字为1.34 hm2,人均生态足迹的需求超出人均生态承载力3.24倍;在6大类生态生产性土地中,耕地足迹和能源足迹占沈阳市生态足迹总量的85%以上,二者的变化对生态足迹总需求有巨大影响。经预测,沈阳市生态足迹在2005年后将增长迅速,预计2010年达到人均5.11 hm2,是1991年的3.50倍、2000年的3.32倍、2005年的1.96倍。结合研究结果,就沈阳市建设生态城市、实现可持续发展提出了建议。

关键词: 老工矿区, 污染生态问题, 今后研究建议

Abstract: Ecological footprint (EF) method was used to measure the ecological pressure in Shenyang City in 1991〖KG-*2〗-〖KG-*7〗2005, and the EF of the City in 2006〖KG-*2〗-〖KG-*7〗2010 was predicted. The results showed that in 1991〖KG-*2〗-〖KG-*7〗2005, the per-capita EF of the City was 175 hm2, while the per-capita bio-capacity was 041 hm2, resulting in a per-capita ecological deficit of 134 hm2. The per-capita EF demand was 324 times more than the bio-capacity. The cropland and energy footprints accounted for more than 85% of the total EF, and thus, the changes in these two components had substantial effects on the total EF. According to the prediction, the EF of Shenyang City would grow at a high rate after 2005, and would reach 511 hm2 per capita in 2010, being 350, 332, and 196 times of that in 1991, 2000, and 2005, respectively. Based on the outcome of this study, some suggestions were proposed for the ecological and sustainable development in Shenyang.

Key words: Old industrial and mining area, Pollution-ecological problem, Future research suggestion