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东湖流域的时空特征和生态系统服务相互作用的驱动因素

Lige Yuan¹, Mingming Geng², Feng Li²

¹Key Laboratory of Agro-Ecological Processes in Subtropical Region, Institute of Subtropical Agriculture, Chinese Academy of Sciences, Changsha 410125, Hunan, China; Dongting Lake Station for Wetland Ecosystem Research, Institute of Subtropical Agriculture, Chinese Academy of Sciences, Changsha 410125, Hunan, China; University of Chinese Academy of Sciences, Beijing 100049, China.

The Science of the total environment

|March 29, 2024

概括

这项研究分析了东湖盆地的生态系统服务 (ES),显示了粮食生产和水产的改善,但息地质量下降. 了解这些动态对于可持续的流域管理至关重要.

科学领域:

环境科学环境科学
生态生态学生态生态学
地理空间分析是什么

背景情况:

大湖盆地的生态系统服务 (ESs) 需要时空分析才能有效管理.
以前的研究忽视了流域单位,历史动态和ES变化的驱动机制.

研究的目的:

调查东湖盆地七个典型的ES的时空特征和相互作用.
确定生态系统服务捆绑 (ESB) 的历史空间模式.
揭示ES变化背后的社会生态驱动机制.

主要方法:

分析了七个关键生态系统服务的时空模式.
生态系统服务包 (ESB) 的识别及其历史变化.
评估影响ES动态的自然和社会经济驱动因素.

主要成果:

大多数ES显示空间分布稳定;粮食生产 (FP),水产 (WY),土壤保护 (SC) 和净初级生产率 (NPP) 改善,而留量 (NR),息地质量 (HQ) 和户外娱乐 (OR) 减少.
在FP和大多数ES之间发现了权衡,随着时间的推移,FP-WY权衡越来越多. 其他ES之间存在协同作用关系,尽管WY-NR的协同作用下降了.
确定了五个ESB,在2000-2020年间从SC转向生态监管服务的显著转变.

结论:

基于流域的评估和历史动态视角对于可持续的ES管理至关重要.
自然因素 (降水,地形,植被) 和社会经济因素 (GDP,人口) 显著推动了ES的变化.
司机之间的互动为ES动态提供了更深入的见解,突出了对综合管理策略的需求.

关键词:

驱动因素驱动因素生态系统服务捆绑.生态系统服务生态系统服务时间空间的变化.权衡/协同效应可以实现.

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