地质化学和地理空间分析的光学作为水质在宏观尺度上的前置
Liliana P Lozano1,2, Manal F Abou Taleb3, Mohamed M Ibrahim4
1Department of Civil and Environmental Engineering, Universidad de La Costa, CUC, Calle 58 #55-66, Barranquilla, Atlántico, Colombia.
Environmental science and pollution research international
|April 24, 2024
概括
废弃的硫酸工厂废物堆中的有毒化学元素,包括纳米粒子和超细颗粒,正在入海洋环境中. 这种污染影响水质和生态系统,需要全球的水处理计划.
科学领域:
- 环境科学 环境科学
- 海洋化学 海洋化学
- 地质化学 地质化学
背景情况:
- 废弃的硫酸工厂废弃物,含有,在纳米粒子 (NP) 和超细颗粒中积累有毒化学元素.
- 这些废物堆中的液构成重大环境风险,需要全球关注有效的水处理策略.
研究的目的:
- 量化和分析来自巴西伊姆比图巴 (Imbituba) 无活化硫酸工厂废物的液中的危险化学元素.
- 通过使用卫星图像和水质分析,评估这些浸出物对海洋生态系统参数的影响.
主要方法:
- 从伊姆比图巴港区 (2020-2022) 收集废物和水样本.
- 使用感应合等离子体原子发射光谱法 (ICP-AES) 和质谱法 (ICP-MS) 分析了元素组成.
- 使用 Sentinel-3B OLCI 卫星数据来监测 Detritus 和 Gelbstoff (ADG443_NN),叶绿素-a (CHL_NN) 和总悬浮物质 (TSM_NN) 的吸收.
主要成果:
- 在液中发现了诸如 (Mg), (Sr), (Nd) 和 (Pr) 等危险元素.
- 在废弃物堆中,与煤矿石和Fe-酸硫酸盐相关的液形成.
- 观察到ADG443_NN,CHL_NN和TSM_NN的显著增加 (2021-2022年超过20g m−3),表明生态系统变化高达30公里离岸.
结论:
- 工业废弃物堆中的泄漏是海洋污染的主要来源,含有危险元素.
- 检测到的环境变化证明了这种污染对大西洋生态系统的广泛影响.
- 迫切的公共和全球水处理计划是合理的,以减轻这些环境风险.
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