نتایج جستجو برای: heavy metal pollution

تعداد نتایج: 368026  

ژورنال: ایمنی زیستی 2020

The sustainability and non-biodegradability of heavy metals, on the one hand, and the increasing environmental pollution caused by industrial wastewater on the other hand have increased the attention to heavy metal remediation. Cyanobacteria are one of the most important agents of heavy metals removal in drought and aquatic environments. Their ability to remove metals is related to various mech...

Journal: :international journal of environmental research 2011
l. mhadhbi a. palanca t. gharred m. boumaiza

ría and coastal zone are, in particular, vulnerable to heavy metals pollution. concentrations of 10 metals in liver, muscle and kidney of the sole (solea vulgaris) from ría of vigo and its coastal zone (spain) were measured from april 2006 to february 2007 and the relationships between fish size age and metal concentrations in the tissues was investigated. concentrations of the heavy metals in...

Journal: :international journal of environmental research 0
l. mhadhbi ecimat (estación de ciencias mariñas de toralla), vigo university, 36310 vigo,spain a. palanca animal anatomy laboratory, vigo university, 36310 vigo, spain t. gharred marine biotechnological institute of monastir,tunisia m. boumaiza hidrobiology unit, enironmental biomonitoring laboratory, faculty of sciences bizerte, tunisia

ría and coastal zone are, in particular, vulnerable to heavy metals pollution. concentrations of 10 metals in liver, muscle and kidney of the sole (solea vulgaris) from ría of vigo and its coastal zone (spain) were measured from april 2006 to february 2007 and the relationships between fish size age and metal concentrations in the tissues was investigated. concentrations of the heavy metals in ...

2016
Jie Lv Kangning Wang Chonggui Li Yuancheng Huang Xiaoliang Shi Ying Liu Ningyan Hao

Heavy metal pollutions of soil is one of the serious problems in the mining tailing areas, therefore, it is significant to estimate heavy metal of soil in the mining tailing areas. This research take Jinduicheng Mo mining tailings, Huaxian, Shaanxi Province as the study area. A total number of 288 soil samples collected at the mining tailing areas. And the heavy metal concentrations of Pb in so...

2017
Bifeng Hu Songchao Chen Jie Hu Fang Xia Junfeng Xu Yan Li Zhou Shi

Rapid heavy metal soil surveys at large scale with high sampling density could not be conducted with traditional laboratory physical and chemical analyses because of the high cost, low efficiency and heavy workload involved. This study explored a rapid approach to assess heavy metals contamination in 301 farmland soils from Fuyang in Zhejiang Province, in the southern Yangtze River Delta, China...

ژورنال: زیست شناسی دریا 2020
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Coastal areas including the estuaries of Persian Gulf are sensitive and fragile areas of aquatic ecosystems in Iran that are severely affected by pollution from urbanization, industrialization, and maritime activity. Despite numerous studies on the status of pollution, especially heavy metals in these areas, comprehensive and systematic studies on this subject have not been conducted. Therefore...

2018
R. Ravisankar N. Harikrishnan A. Chandrasekaran M. Suresh Gandhi R. Alagarsamy

In this data, the heavy metal concentration and magnetic susceptibility in coastal sediment samples collected from Periyakalapet to Parangaipettai of East Coast of Tamilnadu using Energy Dispersive X-ray Fluorescence (EDXRF) technique and dual frequency susceptibility meter. We aimed to (i) determine the heavy metal concentration in the sediments from Periyakalapet to Parangaipettai of East Coa...

Journal: :caspian journal of enviromental sciences 0

the concentrations of some heavy metals in sediment from the sinop coasts of the black sea were measured to monitor metal pollution in 2013. the distribution of the heavy metals in sediments of the black sea shows a variable pattern. the objectives of the present study were to elucidate the distribution heavy metals such as cu, pb, zn, ni, mn, fe, as, cd, cr, hg and co in sediment from sinop co...

2010
Kouping Chen Shengyan Tian Jiu Jimmy Jiao

The present study investigated the macrobenthic community in Tolo Harbour, Hong Kong, aiming at linking heavy metal concentrations to differences in macrobenthic community. The stations investigated in Tolo Harbour have widely contrasting features, with some areas located in the Plove Cove displaying both high species richness and abundance while other areas displaying quite impoverished or eve...

Journal: :Environmental Health Perspectives 1998
B J Beaty W C Black J O Carlson W H Clements N DuTeau E Harrahy J Nuckols E Kenneth K E Olson A Rayms-Keller

Molecular and population genetic ecotoxicologic approaches are being developed for the utilization of arthropods as bioreporters of heavy metal mixtures in the environment. The explosion of knowledge in molecular biology, molecular genetics, and biotechnology provides an unparalleled opportunity to use arthropods as bioreporter organisms. Interspecific differences in aquatic arthropod populatio...

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