基于卫星的雨水收集站点评估,用于巴基斯坦旁遮普省德拉加齐汗的雨水收集站点
Samman Aziz1, Muhammad Y S Dasti2, Mashal Abrar3
1Meteorology Department, Comsats University Islamabad, Islamabad, 44000, Pakistan.
概括
这项研究使用卫星数据和GIS识别了德拉加齐汗的最佳雨水收集 (RWH) 地点. 这些发现为面对水资源短缺的干旱地区的水资源管理提供了关键的见解.
科学领域:
- 环境科学 环境科学
- 水文学的水文学
- 遥感 遥感 遥感 遥感
背景情况:
- 干旱地区由于水资源短缺,面临着巨大的生计挑战.
- 雨水收集 (RWH) 是这些地区水资源管理的关键措施.
- 德拉加齐汗 (DG Khan) 地区最近经历了严重的水资源短缺,突出了对RWH解决方案的需求.
研究的目的:
- 在汗区总干事办公室确定适合雨水收集 (RWH) 基础设施的地点.
- 通过使用先进技术,为该地区开发一个全面的RWH潜力地图.
- 支持对水资源管理的决策,减轻水资源短缺问题.
主要方法:
- 使用卫星遥感数据 (Landsat 8 OLI,GPM降水,SRTM DEM) 和地理信息系统 (GIS).
- 采用分析层次过程 (AHP) 进行多标准选址,包括土地使用/土地覆盖,降水,地质,斜率和排水.
- 集成多种地理空间数据层,生成详细的RWH适用性地图.
主要成果:
- 确定了9个RWH检查大,12个养殖池和17个水箱的特定地点.
- 将该地区分为四个RWH适用区:9%非常好,33%好,53%差,5%非常差.
- 该研究强调了这些RWH结构在干旱时期用于灌和牲畜的潜力.
结论:
- 生成的RWH适用性地图对于干旱地区的水文学家和政策制定者来说是一个宝贵的工具.
- 有效实施RWH项目可以提高水的可靠性和效率.
- 这项研究通过解决水资源短缺的挑战来支持社会经济发展.
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