Assessment of heavy-metal pollution in three different Indian water bodies by combination of multivariate analysis and water pollution indices

Author(s):  
Vinod Kumar ◽  
Anket Sharma ◽  
Rakesh Kumar ◽  
Renu Bhardwaj ◽  
Ashwani Kumar Thukral ◽  
...  
2020 ◽  
Vol 10 (8) ◽  
Author(s):  
Mirza A. T. M. Tanvir Rahman ◽  
Moutushi Paul ◽  
Nikhil Bhoumik ◽  
Mahmud Hassan ◽  
Md. Khorshed Alam ◽  
...  

Water ◽  
2021 ◽  
Vol 13 (13) ◽  
pp. 1801
Author(s):  
Valentina Andreea Calmuc ◽  
Madalina Calmuc ◽  
Maxim Arseni ◽  
Catalina Maria Topa ◽  
Mihaela Timofti ◽  
...  

It is a well–known fact that heavy metal pollution in sediments causes serious problems not only in the Danube basin, but also in the large and small adjacent river streams. A suitable method for assessing the level of heavy metals and their toxicity in sediments is the calculation of pollution indices. The present research aims to assess heavy metal pollution in the Lower Danube surface sediments collected along the Danube course (between 180 and 60 km) up to the point where the Danube River flows into the Danube Delta Biosphere Reserve (a United Nations Educational, Scientific and Cultural Organization – UNESCO, protected area). In addition, this monitored area is one of the largest European hydrographic basins. Five heavy metals (Cd, Ni, Zn, Pb, Cu) were analyzed in two different seasons, i.e., the autumn of 2018 and the spring of 2019, using the Inductively Coupled Plasma Mass Spectrometry (ICP– MS) technique. Our assessment of heavy metal pollution revealed two correlated aspects: 1. a determination of the potential risks of heavy metals in sediments by calculating the Potential Ecological Risk Index (RI), and 2. an evaluation of the influence of anthropogenic activities on the level of heavy metal contamination in the surface sediments, using three specific pollution indices, namely, the Geo–Accumulation Index (Igeo), the Contamination Factor (CF), and the Pollution Load Index (PLI). The results of this pioneering research activity in the region highlighted the presence of moderate metal (Ni and Cd) pollution and a low potential ecological risk for the aquatic environment.


Author(s):  
Oya S. Okay ◽  
Murat Ozmen ◽  
Abbas Güngördü ◽  
Atilla Yılmaz ◽  
Sevil D. Yakan ◽  
...  

2020 ◽  
Vol 22 ◽  
pp. e00925 ◽  
Author(s):  
Qiaoqiao Zhou ◽  
Nan Yang ◽  
Youzhi Li ◽  
Bo Ren ◽  
Xiaohui Ding ◽  
...  

2019 ◽  
Vol 9 ◽  
pp. 100245 ◽  
Author(s):  
Ali Rezaei ◽  
Hossein Hassani ◽  
Sara Hassani ◽  
Nima Jabbari ◽  
Seyedeh Belgheys Fard Mousavi ◽  
...  

2012 ◽  
Vol 610-613 ◽  
pp. 1682-1685 ◽  
Author(s):  
Xing Guan Ma ◽  
Zhe Pei ◽  
Jun Ping Sun ◽  
Jin Xiang Fu ◽  
Yu Lan Tang ◽  
...  

The paper introduced the source and harmfulness of heavy metal pollution in water environment and summarized the applications of the chemical method, physiochemical method and biological method in heavy metal pollution of sudden emergency accident. Meanwhile, the heavy metal pollution emergency processing technology of rivers, lakes and other water bodies were elaborated and the emergency engineering technology of heavy metal pollution in rivers and lakes were analyzed. Finally, the application of bioremediation on heavy metal pollution caused by sudden emergency accident was prospected.


1985 ◽  
Vol 6 (1-11) ◽  
pp. 123-128 ◽  
Author(s):  
Lulz Drude de Lacerda ◽  
Wolfgang Christian Pfeiffer ◽  
Marlene Fiszman

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