绘制大规模基于自然的干旱缓解解决方案的框架:弗兰德斯的区域应用
Estifanos Addisu Yimer1, Lien De Trift1, Stefaan Dondeyne2
1Department of Water and Climate, Vrije University of Brussels, 1050 Brussels, Belgium.
Water research
|July 10, 2024
概括
基于自然的解决方案 (NBS) 有效地减轻干旱的影响. 一个新的框架确定了适合保留盆地和管理的含水层补充的区域,这对于管理水资源短缺和气候变化至关重要.
科学领域:
- 环境科学 环境科学
- 水资源管理 水资源管理
- 适应气候变化 适应气候变化
背景情况:
- 干旱是昂贵的气候灾害,其频率和强度越来越高.
- 基于自然的解决方案 (NBS) 提供有效的干旱减缓策略.
- 现有的框架缺乏针对干旱的特定标准来绘制NBS适用性地图.
研究的目的:
- 提出一个新的框架,以确定NBS在区域范围内适合应对干旱.
- 评估保留盆地和管理的含水层补充对干旱缓解的有效性.
- 将干旱特异性标准和气候变化场景纳入适应性分析.
主要方法:
- 使用了两个多标准决策 (MCDM) 技术:布尔逻辑和分析层次过程 (AHP).
- 制定了一个框架,将表面/地下水,充电和地下水特征的气候变化场景纳入其中.
- 在比利时佛兰德斯地区应用该框架,以绘制NBS的适用性.
主要成果:
- 布尔逻辑确定了298.7平方公里的拘留盆地和867.5平方公里的管理的含水层补充在弗兰德斯.
- AHP分析显示了更广泛的适用性:2552.2平方公里用于拘留盆地和2538.7平方公里用于管理的含水层补充.
- 扣留盆地显示出有可能部分抵消高区域地下水需求的潜力.
结论:
- 拟议的框架有效地确定了适合干旱管理的NBS位置.
- 布尔逻辑和AHP方法都证明了框架的适应性和可扩展性.
- 在日益严重的干旱条件下,实施NBS对于可持续的水资源管理至关重要.
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