为了在跨境林波波盆地干旱和洪水管理方面实现更多的连接
Anne F Van Loon1, Alessia Matanó1, Sithabile Tirivarombo2
1Institute for Environmental Studies, Faculty of Science, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands.
Jamba (Potchefstroom, South Africa)
|March 10, 2025
概括
在跨境盆地有效的干旱和洪水管理取决于了解水极端,水资源和治理之间的联系. 加强社区与治理的联系,以及共同管理地表水和地下水是关键.
科学领域:
- 环境科学 环境科学
- 水资源管理 水资源管理
- 气候适应 气候适应
背景情况:
- 半干旱的跨境盆地面临复杂的干旱和洪水风险.
- 有效的管理需要了解相互关联的环境和社会系统.
- 林波波河流域是这些挑战的案例研究.
研究的目的:
- 调查干燥/湿极端,地表水-地下水,上游-下游和社区治理相互作用之间的联系.
- 为林波波河流域开发和建模干旱和洪水管理场景.
- 为改善水资源管理提供可行的建议.
主要方法:
- 多学科,混合方法的研究方法.
- 用于事件识别的水文气象数据分析.
- 社区小组讨论和采访水资源管理者和政策制定者.
- 联合创建的场景的综合地表水-地下水建模.
主要成果:
- 洪水对地下水层的补充和干旱基流至关重要,但对获得不足的洪水支持的社区构成风险.
- 由于文化因素或资源限制,洪水早期警告往往被忽视.
- 适应策略有希望,但受到成本,能力和社区参与等实施因素的限制.
结论:
- 仅仅是技术解决方案是不够的;解决潜在的社区脆弱性至关重要.
- 加强地表和地下水的跨境管理是必不可少的.
- 加强当地社区与正式治理结构之间的联系为降低风险提供了显著的好处.
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