Jiang Yuqi, Yang Yikang, Zhu Shaoying. Dynamic Evaluation of Natural Capital Stocks by Three-dimension Ecological Footprint Model of Mining Areas in Shanxi Provicne During 2010-2019[J]. Bulletin of Soiland Water Conservation, 2021, 41(6): 165-170.
DOI:
Jiang Yuqi, Yang Yikang, Zhu Shaoying. Dynamic Evaluation of Natural Capital Stocks by Three-dimension Ecological Footprint Model of Mining Areas in Shanxi Provicne During 2010-2019[J]. Bulletin of Soiland Water Conservation, 2021, 41(6): 165-170. DOI: 10.13961/j.cnki.stbctb.2021.06.023.
Dynamic Evaluation of Natural Capital Stocks by Three-dimension Ecological Footprint Model of Mining Areas in Shanxi Provicne During 2010-2019
[Objective] The natural capital stocks in Shanxi mining areas were dynamically assessed
in order to provide theoretical basis for the ecological environment protection and ecological compensation for the mining area.[Methods] In terms of natural capital of mining area
and based on the ecological footprint and ecological carrying capacity of the mining area
a three-dimensional ecological footprint model was used to calculate the depth and breadth of the ecological footprint in the Shanxi mining area during 2010-2019. Its dynamic evolution characteristics were further analyzed with the help of the scissors difference between the depth of the footprint and the breadth of the footprint
and then explains the mechanism of the dynamic evolution of the ecological occupation of the mining area.[Results] ① The ecological deficit per capita in Shanxi mining areas increased from 4.40 hm2 in 2010 to 6.31 hm2 in 2016
and then decreased to 5.02 hm2 in 2019. The gap between ecological footprint and ecological carrying capacity tends to narrow overall. ② From 2010 to 2019
the breadth of the per capita ecological footprint generally showed a declining trend
from 0.63 hm2 to 0.47 hm2
and the depth of the per capita ecological footprint showed an inverted U-shaped change trend that first increased and then decreased. ③ The temporal and spatial dynamic evolution of the natural capital stocks for the mining area was the comprehensive effect of multiple factors such as the endowment of coal resources
the scale of mining
the ecological supply and demand of the mining area
the ecological footprint and carrying capacity
the flow of capital
and the depth and breadth of the stock.[Conclusion] The gap between the ecological footprint and carrying capacity in the Shanxi mining area tends to be improved
but the ecological occupation deficit still exists.
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references
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