通过改进的基于卫星的指标,对城市固体废物填埋场的时空空间危险评估
Misbah Noureen1,2, Khalid Mahmood3,4, Sajid Rashid Ahmad1
1College of Earth & Environmental Sciences, University of the Punjab, Lahore, 54590, Pakistan.
Environmental monitoring and assessment
|April 30, 2025
概括
这项研究分析了2015-2021年间的卫星数据,以绘制巴哈瓦尔普尔废弃物遗址周围环境影响的地图. 它发现了生物,热和湿度影响区域的季节性变化,突出显示了遥感.
科学领域:
- 环境科学 环境科学
- 遥感 遥感 遥感 遥感
- 废物管理 废物管理
背景情况:
- 城市固体废物 (MSW) 倾倒场对环境构成重大风险.
- 了解这些影响的时空动态对于有效管理至关重要.
- 之前的研究通常依赖于昂贵且耗时的现场数据.
研究的目的:
- 调查巴哈瓦尔普尔MSW倾倒场周围环境影响的季节和时间变化.
- 使用卫星数据分析生物,热和湿度影响的区域.
- 评估遥感数据的实用性,作为传统现场测量的替代方案.
主要方法:
- 从2015年到2021年,对基于卫星的生物指标 (B-Is),热指标 (T-I) 和湿度指标 (M-I) 的时空分析.
- 计算受影响区域的平均年度和季节性扩张和严重程度范围.
- 应用曼-肯达尔测试和创新的趋势分析来检测趋势.
主要成果:
- 生物,热和湿度影响区的年平均扩张分别为1114米,1158米和1129米.
- 观察到季节性变化,生物和湿度受影响的区域取决于气象条件,热带受温度的影响.
- 遥感 (SRS) 数据被证明是有效的,并为昂贵的现场数据集提供了替代方案.
结论:
- 基于卫星的指标为MSW倾倒场所的时空环境影响提供了宝贵的见解.
- 该研究证实了遥感数据在监测和管理废物处理场所的有效性.
- 调查结果可以为决定废物处理设施的位置和污染监测做出决定,以减轻环境退化.
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