从多个收集站点使用多个生物指标来监测泉水质量
Igor Romeiro Dos Santos1, Isabela Náthaly Machado da Silva1, Carlos Filipe Camilo-Cotrim1
1Laboratório de Biotecnologia, Câmpus Central, Universidade Estadual de Goiás, Anápolis, Goiás, Brazil.
Journal of toxicology and environmental health. Part A
|August 20, 2023
概括
由于工业附近,Extrema河的水质受到损害,氧气和pH值下降,细菌增加,对水生生物和植物有毒. 迫切需要对工业排放进行监测.
科学领域:
- 环境科学 环境科学
- 生态毒理学 生态毒理学
- 评估水质水质的评估.
背景情况:
- 巴西塞拉多地区的Extrema河源邻各种工业.
- 了解工业活动对这个重要的水源的影响至关重要.
研究的目的:
- 评估极端河泉水的物理化学和生态毒理学状况.
- 鉴定工业废水对水生生物和植物健康的潜在威胁.
主要方法:
- 在干旱和雨季期间在三个地点 (P1-P3) 采样.
- 物理化学分析 (溶解氧,pH).
- 使用Vibrio fischeri,Lactuca sativa和Allium cepa进行生态毒理学测试.
主要成果:
- 在P3.3降低溶解氧 (<5 mg/L) 和pH (<6) 在P3.
- 在所有地点,异质型细菌数量高 (>500个殖民地/毫升).
- 在P2和P3 (Vibrio fischeri) 观察到的毒性,影响植物中的种子发芽和根子长度,并影响膜完整性和线粒体功能.
结论:
- 工业废水正在对极端河的泉水质量产生负面影响.
- 生物指标显示出显著的生态毒理影响,需要立即严格监测工业排放.
- 建议对扩大收集地点和生物指标进行进一步的研究.
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