Assessment and evolution analysis of urban infrastructure resilience under flood disaster scenarios based on the PSR model and extension catastrophe progression
View abstract on PubMed
Summary
This summary is machine-generated.Urban infrastructure resilience in the Pearl River Delta improved from 2018-2023, with Guangzhou and Shenzhen showing higher levels. This study offers recommendations for enhancing urban infrastructure (UI) resilience against flood disasters.
Area Of Science
- Environmental Science
- Urban Planning
- Disaster Management
Background
- Cities face escalating flood risks due to climate change and urbanization.
- Urban infrastructure (UI) is vulnerable to extreme weather, amplifying disaster impacts.
- Assessing and enhancing UI resilience is crucial for urban sustainability.
Purpose Of The Study
- To develop a comprehensive evaluation system for urban infrastructure resilience under flood conditions.
- To analyze the temporal and spatial evolution of urban infrastructure resilience in the Pearl River Delta (2018-2023).
- To provide data-driven recommendations for improving urban infrastructure resilience.
Main Methods
- Utilized the Pressure-State-Response (PSR) model combined with the mutation series model.
- Constructed a detailed evaluation index system for urban infrastructure resilience.
- Conducted a case study in the Pearl River Delta region from 2018 to 2023.
Main Results
- Overall urban infrastructure resilience in the Pearl River Delta demonstrated an upward trend between 2018 and 2023.
- Guangzhou and Shenzhen exhibited significantly higher resilience levels compared to other cities.
- Zhaoqing and Jiangmen showed relatively lower infrastructure resilience levels.
Conclusions
- Urban infrastructure resilience in the Pearl River Delta is improving but shows spatial disparities.
- Targeted strategies are needed to bolster resilience in lower-performing areas.
- Findings support policy formulation aligned with UN Sustainable Development Goals for resilient urban infrastructure.
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