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

关键词:  生态占用  生态承载力  生物生产面积

Key words:  ecological footprint  bio-capacity  ecologically productive area

摘要:

利用南充市2002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2002年的人均生态占用为1.1016 hm²·a^-1,人均生态承载力为0.1742 hm²·a^-1。南充市是生态赤字区,人均生态赤字达到了0.9274hm²·a^-1。

Abstract:

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 hm²·a^-1,and the per capita bio-capacity of land is 0.1742 hm²·a^-1 in Nanchong city It shows that the per capita ecological deficit is 0.9274 hm²·a^-1 in Nanchong city.