相关实验视频
Updated: Jun 7, 2025

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Watershed Planning within a Quantitative Scenario Analysis Framework
Published on: July 24, 2016
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为水环境管理选择优先流域
Jiyeon Choi1, Young Mee Lee1, Tae-Woo Kang1
1Yeongsan River Environment Research Center, National Institute of Environmental Research, Gwangju, Republic of Korea.
概括
这项研究确定了山河流域的优先流域,用于水质管理. 城市流域W-1和农村流域W-6需要紧急关注,因为来自各种来源的污染负载很大.
科学领域:
- 环境科学 环境科学
- 水资源管理 水资源管理
- 生态生态学 生态生态学
背景情况:
- 山河流域的水质已经恶化,监测数据显示,在过去十年中,中低流域的目标标准被超越.
- 确定优先管理领域对于有效的水资源管理和污染控制至关重要.
研究的目的:
- 在山河流域内确定和排列优先管理的流域,以进行有针对性的水质改善工作.
- 评估点源 (PS) 和非点源 (NPS) 污染对水质的影响.
主要方法:
- 十年来对水质数据的分析.
- 根据土地使用特征 (城市与农村) 确定污染源和负载.
- 负载持续时间曲线 (LDC) 分析和多变量日志线性分析,以评估PS和NPS的影响.
- 标准和综合指标的计算用于流域排名.
主要成果:
- 在中部和下部的山河,水质标准被超越.
- 流域W-1 (城市) 显示住宅,工业和城市土地使用造成的高污染,而W-6 (农村) 则显示牲畜,水产养殖和农业造成的高污染.
- 最不发达国家的分析证实了所有流量范围的超标,表明需要管理PS和NPS污染.
- 确定了优先级管理排名:W-1>W-6>W-3>W-4>W-2>W-5>W-7>W-8.
结论:
- 无论是点源还是非点源污染,都会对山河流域的水质产生重大影响.
- 流域W-1和W-6被确定为需要立即管理干预的高优先级区域.
- 该研究为未来的诊断评估和开发有效的水质管理策略提供了一个框架.
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