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应用多变量地缘统计方法和风险指数来确定垃圾填埋场和评估历史采矿区的风险
Luis Rodríguez1, Beatriz González-Corrochano2, Francisco J López-Bellido3
1Chemical Engineering Department, Institute for Chemical and Environmental Technology ITQUIMA, University of Castilla-La Mancha, Avenida Camilo José Cela, S/N, 13071, Ciudad Real, Spain. luis.rromero@uclm.es.
Environmental geochemistry and health
|July 10, 2025
概括
历史性的采矿场所带来了环境风险. 这项研究绘制了Pb/Ag地区的旧矿山垃圾堆,发现了污染,并使用法医工具和风险指数评估了风险.
科学领域:
- 环境科学 环境科学
- 地质化学 地质化学
- 环境法医环境法学
背景情况:
- 历史性的采矿活动导致持续的土壤和水污染.
- 传统采矿场的划分和风险评估对于环境管理至关重要.
研究的目的:
- 为了准确地定位历史的矿业废弃物垃圾场.
- 描述与这些地点相关的环境风险.
- 整合地理空间和地化学数据用于3D绘图.
主要方法:
- 利用地理空间分析,统计技术 (主要组件分析 - PCA) 和标准化风险指数.
- 使用的地球积累指数,丰富系数,污染负载指数 (PLI) 和风险评估代码 (RAC).
- 集成的摄像度和风险指数地图用于3D垃圾填埋场可视化.
主要成果:
- (Pb) 是最常见的有毒元素,其度超过了背景水平.
- Pb 构成最高风险 (75% 的高风险类别样本),其次是 Cd, Zn 和 Cu.
- 基于生物可用性 (RAC) 的指数表明风险较低,表明植被的弹性.
结论:
- 该研究成功地界定和评估了历史矿山废物倾倒场的风险.
- 多种方法的整合提供了一个具有成本效益的3D风险地图.
- 调查结果强调了采矿对环境的长期影响以及有针对性的风险评估的重要性.
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