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适应火灾的半干旱森林的地下水补充:一个流域水平衡方法
Cole Denver1, Abraham E Springer1, Salli F Dymond1
1School of Earth and Sustainability, Northern Arizona University, Flagstaff, Arizona.
Ground water
|August 14, 2025
概括
在亚利桑那州恢复森林.
科学领域:
- 水文学的水文学
- 森林生态 森林生态
- 气候科学 气候科学
背景情况:
- 气候变化和定居点已经改变了亚利桑那州的Ponderosa松树林,增加了野火风险.
- 森林恢复计划旨在保护这些森林及其流域.
- 一个配对的流域研究监测了森林稀释对上玛丽湖流域水文学的影响.
研究的目的:
- 在实验流域分析历史水平衡数据.
- 量化地下水充电量及其影响因素.
- 了解森林恢复如何影响流域水文.
主要方法:
- 综合降水,下水,地下水补充,土壤水分和蒸发透气 (ET) 数据.
- 对整体水平衡进行回归分析.
- 使用水表波动方法量化季节性地下水补充.
主要成果:
- 地下水的补充不是每年发生的,取决于冬季降水和积雪的持续时间 (P < 0.05).
- 充电平均占当前总水预算的9%.
- 建立了七个实验流域的整体水平衡.
结论:
- 森林恢复对亚利桑那州北部森林水文学的影响正在被理解.
- 调查结果为水政策和资源管理提供了关键数据.
- 为该地区未来的水资源供应规划提供信息.
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