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量化方法用于评估人类活动对生态系统服务供应的风险和益处
Dries Lorré1, Sara Vandamme1, Ulrike Braeckman2
1Blue Growth Research Lab, Ghent University, Wetenschapspark 1, Bluebridge, 8400, Ostend, Belgium.
The Science of the total environment
|April 27, 2025
概括
人类活动威胁到生态系统服务 (ES). 本研究引入了一种新的方法,将ES纳入生态风险评估 (ERA) 中,以量化风险和收益,帮助环境决策.
科学领域:
- 环境科学 环境科学
- 生态系统管理 生态系统管理
- 风险评估 风险评估
背景情况:
- 人类活动越来越多地威胁着生态系统服务 (ES),这些服务对生态健康和人类福祉至关重要.
- 目前的生态风险评估 (ERA) 往往缺乏整合更广泛的生态系统风险和好处,只关注特定的终点.
- 在决策框架内评估ES的方法有限.
研究的目的:
- 引入一种新的定量方法来评估ES供应的风险和收益.
- 将ES作为评估终点纳入ERA.
- 提供一个工具,使ES融入决策和环境管理成为可操作的工具.
主要方法:
- 开发了一种新的方法,将ES整合为ERA中的评估终点.
- 使用累积分配函数来确定风险和收益值.
- 计算了人类干预后超过值的概率和幅度.
- 应用该方法来量化废弃物整治ES的风险和收益指标,在三个海洋离岸案例研究中 (风电场,培养,联合使用).
主要成果:
- 能够对不同海洋离岸场景中的风险和利益的概率和规模进行详细的比较.
- 证明了累积分布函数的实用性,用于可视化和量化ES供应的风险和好处.
- 在离岸环境中监管ES (废物整治) 的量化风险和收益指标.
结论:
- 开发的方法提供了一种通用且广泛适用的方法,用于评估跨不同生态系统的ES权衡.
- 这种方法为将ES整合到决策和环境管理框架中提供了一个有价值的工具.
- 该研究强调了在环境评估中考虑更广泛的生态系统风险和利益的重要性.
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