在城市聚集地中,水-能源-食品系统的弹性和效率的协同演变
Hui An1, Xiangyang Li1, Jin Huang2
1Hubei Key Laboratory of Construction and Management in Hydropower Engineering, China Three Gorges University, Yichang, 443002, Hubei Province, PR China; College of Hydraulic & Environmental Engineering, China Three Gorges University, Yichang, 443002, Hubei Province, PR China.
Journal of environmental management
|March 7, 2024
概括
这项研究表明,平衡水-能源-食品 (WEF) 系统的弹性和效率对于管理风险至关重要. 成都-重庆经济圈表现出多样化的协同效应水平,需要量身定制的区域战略.
科学领域:
- 环境科学 环境科学
- 区域经济学 区域经济学
- 系统分析 系统分析
背景情况:
- 对水-能源-食品 (WEF) 系统的风险日益增加,需要对效率和弹性采取平衡的方法.
- 目前的研究往往缺乏关于世界环境论坛系统弹性和效率的协同效应观点.
- 过度强调效率或弹性可能会阻碍适应并导致资源冗余.
研究的目的:
- 评估WEF系统弹性和效率之间的协同关系.
- 在成都-重庆经济圈 (CCEC) 中分析世界经济论坛 (WEF) 弹性和效率的时空特征.
- 为优化 WEF 系统管理在 CCEC.提供洞察力.
主要方法:
- 世界环境论坛 (WEF) 适应性评估的 entropy-TOPSIS模型.
- 超高效的SBM模型用于准确的WEF效率测量,包括非预期的输出.
- 发展协调程度模型,以量化弹性和效率之间的协同作用.
主要成果:
- 在CCEC的WEF平均弹性从0.414增加到0.485,空间模式为西>东>中.
- 世界环境论坛的效率在0.79-0.93之间,只有37.5%的城市达到生产边界.
- 协同效应水平是集群的,主要由初级和中级水平主导,表明需要改进.
结论:
- 城市需要加强区域合作,并为世界环境论坛系统管理制定量身定制的战略.
- 对性和效率之间的相互作用的整体理解对于决策至关重要.
- 这些发现强调了WEF系统风险的综合方法的重要性.
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