关于水生态环境在极端干旱条件下承载能力的空间分布的研究
Yang Zhou1,2,3,4, Yingying Gui5, Qiang Zhou6
1School of Architecture and Civil Engineering, Chengdu University, Chengdu, 610106, Sichuan, China. zhouyang_xx2009@126.com.
Scientific reports
|May 25, 2024
概括
极端干旱威胁到水源安全. 这项研究评估了河流域的承载能力,发现综合水资源管理策略,特别是第四计划,显著提高了生态弹性.
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:
- 全球变暖和降雨模式的变化正在增加极端干旱的频率.
- 评估水生态环境在干旱期间承载能力对于流域水安全至关重要.
研究的目的:
- 评估水环境在极度干旱的情况下在河流域的关州地区承载能力.
- 设计和分析改善水承载能力和确保生态水安全的战略.
主要方法:
- 利用一个全面的评估模型进行承载能力评估.
- 使用地理信息系统 (GIS) 进行水环境承载能力的空间分布分析.
- 开发并比较了四个不同的水资源管理方案.
主要成果:
- 如果没有干预,广州所有40个评估区域都面临着无法承受的水环境,在极端干旱下承载能力.
- 第4计划包括6亿立方米的工业和农业用水供应,显示了最显著的改善.
- 京河中的东庄水库在提高下游水生态环境承载能力方面发挥了关键作用.
结论:
- 积极的水资源管理战略对于减轻极端干旱对流域水安全的影响至关重要.
- 将节水,提高效率和有针对性的供水相结合的综合方法是最有效的.
- 具体的基础设施,如东庄水库,对于加强区域水生态弹性至关重要.
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