四川南充市生态占用初步研究  

The Primary Analysis of Ecological Footprint of Nanchong City in Sichuan Province

作　　者：张泽洪[1] 李铁松[1] 刘沙[1] 

机构地区：[1]西华师范大学国土资源学院,四川南充637002

出　　处：《广西科学院学报》2004年第3期202-204,共3页Journal of Guangxi Academy of Sciences

摘　　要：利用南充市 2 0 0 2年统计数据 ,计算和分析南充市 3个城区 :顺庆、高坪、嘉陵的生态占用和生态承载力 ,比较判断南充市生态消费是否处于生态承载力的范围内。结果显示 ,南充市三区 2 0 0 2年的人均生态占用为1.10 16 hm2 · a- 1 ,人均生态承载力为 0 .174 2 hm2 · a- 1 。南充市是生态赤字区 ,人均生态赤字达到了 0 .92 74hm2· a- 1。The ecological footprint and biocapacity of districts of Shunqing,Gaoping,Jialing in Nanchong city,Sichuan province,southwest China are calculated according to the statistical Yearbook of Nanchong City in 2003 The per capita ecological footprint is 1 1016 hm 2·a -1 ,and the per capita bio capacity of land is 0 1742 hm 2·a -1 in Nanchong city It shows that the per capita ecological deficit is 0 9274 hm 2·a -1 in Nanchong city

关 键 词：南充市 生态占用 生态承载力 生物生产面积 城市化 水土流失 

分 类 号：X171.1[环境科学与工程—环境科学]