CN 11-5366/S     ISSN 1673-1530
“风景园林,不只是一本期刊。”

基于自然的解决方案的流域生态修复路径——以长江经济带为例

Application of Nature-based Solutions in Ecological Restoration of Watershed: A Case Study of the Yangtze River Economic Belt

  • 摘要: 修复受损退化的生态系统已成为当前应对全球气候变化和社会挑战的一个紧迫的优先事项。然而,过去几十年以小尺度工程实施和单一生态恢复目标为导向的修复行动,忽略了社会经济多项驱动与胁迫的共同影响,导致生态退化趋势未能得到有效遏制。如何修复生态系统并同时促进多利益相关方实现可持续发展,仍然是当前生态修复面临的主要挑战。以长江经济带为研究区,探讨了可持续发展目标下流域生态修复面临的问题与挑战,并遵循基于自然的解决方案提出了一个包含“准则–目标–路径”的生态修复框架,构建了“生态修复行动–生态系统功能与服务提升–社会经济福祉共赢”的生态修复路径,进而提出构建全域绿色基础设施网络、分类推进退化生态系统修复、科学实施沿江国土空间综合整治的生态修复行动策略,以期为系统解决长江经济带生态修复需求并应对社会经济挑战提供参考。

     

    Abstract: Restoring damaged and degraded ecosystems has become an urgent priority in addressing the global climate change and social challenges. However, the restoration actions over the past decades, featuring small-scale project implementation and single ecological restoration goal, have neglected the co-effects of socio-economic drives and stress, which result in the failure to effectively curb the trend of ecological degradation. How to fix the ecosystem and promote the sustainable development of multiple stakeholders remains the main challenge facing ecological restoration. Taking the Yangtze River Economic Belt (YREB) as the study object, this research analyzes the issues and challenges of watershed ecological restoration under the sustainable development goal, and proposes an ecological restoration framework that includes “standard-goal-path” with the Nature-based Solutions (NbS). It also constructs the path of ecological restoration that comprises ecological restoration operations, improvement of ecosystem functions and services, and win-win results of social and economic well-being. Furthermore, this research proposes the action strategies for ecological restoration in the YREB, including the construction of an overall green infrastructure network, promotion of the restoration of degraded ecosystems by different categories, and scientific implementation of the comprehensive renovation of territorial space along the Yangtze River. It is expected to provide reference for systematically solving the ecological restoration needs and socio-economic challenges in the YREB.

     

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