ORIGINAL RESEARCH
Ecological Resilience Assessment
of an Emerging Urban Agglomeration:
A Case Study of Chengdu-Chongqing
Economic Circle, China
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College of Architecture and Urban-
Rural Planning, Sichuan Agricultural University, Dujiangyan 611830, China
Submission date: 2021-07-19
Final revision date: 2021-10-03
Acceptance date: 2021-11-20
Online publication date: 2022-02-24
Publication date: 2022-04-06
Corresponding author
Jiang Weiling
College of Architecture and UrbanRural Planning, Sichuan Agricultural University,, 611830, Sichuan, China
Pol. J. Environ. Stud. 2022;31(3):2381-2395
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ABSTRACT
The rapid development of Chengdu-Chongqing Economic Circle (CCEC) has caused damage to
the ecological environment. Exploring changes in the ecological resilience of Chengdu-Chongqing
Economic Circle and improving post-disaster resilience will help improve the green, healthy and
sustainable development of similar urban agglomerations in Chengdu-Chongqing Economic Circle.
Considering 16 cities in Chengdu-Chongqing Economic Circle as examples, this paper uses the entropy
and the linear weighting methods to calculate the ecological resilience level of Chengdu-Chongqing
Economic Circle. Using the obstacle degree model, the paper studies the influence factors of ecological
resilience level. Finally, Moran's I is used to study the spatial autocorrelation of the ecological
resilience of Chengdu-Chongqing Economic Circle. The results show: (1) The overall ecological
resilience level of Chengdu-Chongqing Economic Circle is showing an upward trend, but it is currently
at an intermediate stage. (2) Disasters have a greater impact on the level of ecological resilience.
(3) The spatial autocorrelation of CCEC has changed from negative correlation to positive correlation
and then to negative correlation.
CONFLICT OF INTEREST
The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.