Ecosystem Health Assessment in Mountainous Areas of Karst Plateau Based on Ecological Footprint Model
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Ecosystem Health Assessment in Mountainous Areas of Karst Plateau Based on Ecological Footprint Model
Bulletin of Soiland Water ConservationVol. 30, Issue 1, Pages: 256-261(2011)
作者机构:
1. 贵州师范学院 地理与旅游学院,贵州,贵阳,550003
2. 贵州师范学院 资源环境与灾害研究所,贵州,贵阳,550003
3. 南京大学 地理与海洋学院,江苏,南京,210093
4. 重庆师范大学 地理科学学院,重庆,400047
5. 贵州省科学院山地资源研究所,贵州,贵阳,550001
作者简介:
基金信息:
DOI:
CLC:F301.24
Published:2011
稿件说明:
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ZHANG Feng-tai, SU Wei-ci, ZHAO Wei-quan, et al. Ecosystem Health Assessment in Mountainous Areas of Karst Plateau Based on Ecological Footprint Model[J]. Bulletin of Soiland Water Conservation, 2011, 30(1): 256-261.
DOI:
ZHANG Feng-tai, SU Wei-ci, ZHAO Wei-quan, et al. Ecosystem Health Assessment in Mountainous Areas of Karst Plateau Based on Ecological Footprint Model[J]. Bulletin of Soiland Water Conservation, 2011, 30(1): 256-261.DOI:
Ecosystem Health Assessment in Mountainous Areas of Karst Plateau Based on Ecological Footprint Model
Based on the ratio of ecological deficit to per capita ecological footprint
evaluation criteria of ecosystem health were established in regard to ecological footprint for Bijie District.Using ecological footprint demand and ecological carrying capacity with consideration of fossil fuel consumption
the per capita ecological footprint demand of Bijie area was 2.9703hm2
per capita supply of ecological footprint for regional development was 0.2679hm2
per capita ecological deficit was-2.7023
and the ratio of per capita deficit to ecological footprint was-0.8779.The ecosystem of Bijie area as a whole is in an unhealthy state.Taking fossil fuel consumption out of the account
Bijie area and its eight counties were in sub-health or unhealthy states.In terms of the spatial pattern
the ecosystem health of Bi-jie area deteriorated from northwest to north
south and east directions.Without considering fossil fuel consumption
the ecosystem health of the area also deteriorated from the center to the surrounding areas.Fossil fuels
economic development
and population size and density impacted greatly the mountainous ecosystems of the exposed area the karst plateau.