作为适应气候变化的杆,功能性河流恢复从上莱的跨学科标志性展示
Valentin Chardon1, Cassandra Euzen1, Laurent Schmitt1
1Laboratoire Image, Ville, Environnement (LIVE UMR 7362), Université de Strasbourg, CNRS, ENGEES, ZAEU LTER, 3 rue de l'Argonne, Strasbourg, 67083, France.
Journal of environmental management
|September 4, 2025
概括
河流调节和气候变化已经破坏了莱河的水生息地. 恢复应加强连接和水交换以提高生态系统的弹性.
科学领域:
- 河流生态
- 水文学
- 气候变化的影响
背景情况:
- 人类使用的河流调节改变了自然动态.
- 像莱河这样的大河面临着人类造成的巨大压力.
- 气候变化加剧了生态退化.
研究的目的:
- 评估莱河调节和气候变化的影响.
- 制定一个基于过程的恢复策略.
- 了解长期生态和水文变化.
主要方法:
- 对平面测量,水位和地下水位变化的分析 (1778-2020年).
- 细沉积物分布的研究.
- 水文和水温数据分析 (1869-2020年).
主要成果:
- 水生和河岸息地动态的显著下降.
- 减少地下水的波动和洪水的发生频率.
- 平均水温在50年内上升2.9°C.
结论:
- 河流调节和气候变化对河流生态系统产生负面影响.
- 恢复需要改善横向连接和地表地下水交换.
- 整合气候变化适应和恢复对于长期成功至关重要.
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