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基于GEP核算的湿地生态资产增值路径研究以杭州西溪国家湿地公园为例

Research of Wetland Ecological Assets Appreciation Based on GEP Accounting: A Case Study of Xixi National Wetland Park

  • 摘要: 本研究以杭州西溪国家湿地公园为例,基于生态系统生产总值(GEP)核算,探讨湿地生态资产增值路径与策略。基于GEP核算框架,结合地理信息系统(GIS)技术,量化西溪湿地的供给、调节和文化服务功能量和价值量,并分析其空间分布和增值潜力。结果显示,2023年度西溪湿地的GEP主要由调节服务构成,占比超60%,其中气候调节、洪水调蓄功能尤为突出;文化服务占比39%,主要由生态旅游驱动;供给服务价值占比较低,仅包含少量农副产品。研究发现,湿地核心(高值)区域生态功能较强,而边缘区(低值)域受人为干扰影响,生态服务功能有所减弱,但具有显著的增值潜力。为提升湿地生态资产价值,本文提出了包括植被修复、水系连通、小微湿地营建、智能动态监测、生态文化业态创新、绿色金融工具反哺生态保护以及GEP核算结果与湿地管理决策衔接等增值策略。本研究为GEP核算与湿地生态管理和价值增值融合提供了创新路径,未来研究将侧重于GEP动态预测并结合遥感技术开展精细化评估。

     

    Abstract: Taking Xixi National Wetland Park as a case study, this study explored pathways and strategies for the appreciation of wetland ecological based on Gross Ecosystem Product (GEP) accounting. Within the GEP accounting framework and using Geographic Information System (GIS) technology, the functional quantities and value amounts of the supply, regulation, and cultural services of Xixi Wetland were quantified, and their spatial distribution and appreciation potential were still analyzed. The results showed that the Gross Ecosystem Product (GEP) of Xixi Wetland in 2023 was primarily composed of regulating services, accounting for over 60%, with climate regulation and flood regulation and storage being particularly prominent. Cultural services accounted for 39%, driven mainly by eco-tourism. Provisioning services contributed a relatively low proportion, comprising only a small amount of agricultural and sideline products. The study found that the core (high-value) areas of the wetland exhibited strong ecological functions, whereas the peripheral (low-value) areas affected by human disturbances showed weakened ecological service functions but demonstrated significant appreciation potential. To enhance the value of wetland ecological assets, a series of appreciation strategies were proposed, including vegetation restoration, water system connectivity, construction of small wetlands, intelligent dynamic monitoring, innovation of ecological-cultural formats, the use of green financial instruments to provide feedback for ecological protection, and the integration of GEP accounting results into wetland management decision-making. This study provides an innovative pathway for integrating GEP accounting with wetland ecological management and value appreciation. Future research will focus on dynamic GEP prediction and refined assessment using remote sensing technology.

     

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