نتایج جستجو برای: pb and cd with values 963

تعداد نتایج: 18404544  

روان خواه, ندا, معصوم, سعید, میرزایی, روح اله,

Background and purpose: Soil heavy metal contamination is a major environmental concern. Contaminants in urban soils can directly pose significant human health risks through oral ingestion, particle inhalation, and dermal contact. The purpose of this study was to determine the health risk of heavy metals in surface soils in Aran-Bidgol, Iran. Materials and methods: A descriptive cross-sectio...

Journal: :international journal of environmental research 2012
m.b. ogundiran d.t. ogundele p.g. afolayan o. osibanjo

a field study was conducted around pb slag contaminated sites in ibadan, nigeria to assess theintake of trace metals by cows reared around the contaminated sites as indication of heavy metals contamination.levels of pb, cd, cu and zn in blood, milk and faeces were determined in 20 cows exposed to the sites and 20reference cows from uncontaminated areas. chemical analysis of pasture grasses and ...

Concentration and daily intake (DI) of heavy metals [lead (Pb), chromium (Cr), cadmium (Cd) and copper (Cu)] were investigated in four common edible vegetables including coriander, dill, radish root and radish leaf grown at peri-urban sites in Sanandaj, Iran. A total of 120 composite samples of vegetables were taken from ten vegetable farms during six months from May to October 2012. Inductivel...

Journal: :international journal of environmental research 2015
i.h. ali a.a. ateeg

in this work x-ray fluorescence (xrf) technique was used to evaluate the soil pollution withheavy metals for twenty four surface soil samples (0–10 cm in depth) from various locations to cover theindustrial area in omdurman city, sudan. concentrations of 10 elements cr, ni, cu, zn, zr, pb, rb, co, cd andas were determined. it was found that cr, cu and cd concentrations for almost all studied si...

Kiani Sadr, Maryam, Cheraghi, Mehrdad , Habibi, Hossein , Lorestani, Bahareh, Sobhanardakani, Soheil ,

Trace elements are the common pollutants of soils, sediments and street dust in the urban environment, which pose a potential threat to public health. Therefore, this study was conducted to potential ecological risk assessment of As, Cd, Cr, Cu, Pb, Ni and Zn in street dust collected from industrial, commercial and residential areas of city of Hamedan in 2019 using ecotoxicological criteria. Ma...

Phytoremediation is an efficient approach that uses plants to remediate the polluted environments.The aim of this research was to evaluate phytoremediation ability of Artemisia aucheriin the contaminated soil to Cadmium, Lead, Zinc and Nickel. A greenhouse experiment was performed to investigate the effect of Municipal Solid Waste Compost (MSWC) on phytoremediation efficiency of A....

The current paper determines heavy metals in sediments of six freshwater wetlands of greater Dhaka district from November 1999 to September 2000. The sampling took place in summer, rainy season, and winter, wherein for each season five soil samples were collected from the wetland at a depth of 0 – 15 cm. To assess the status of heavy metal pollution in the sediments, geo-accumulation factor (Ig...

Journal: Pollution 2018

The current paper determines heavy metals in sediments of six freshwater wetlands of greater Dhaka district from November 1999 to September 2000. The sampling took place in summer, rainy season, and winter, wherein for each season five soil samples were collected from the wetland at a depth of 0 – 15 cm. To assess the status of heavy metal pollution in the sediments, geo-accumulation factor (Ig...

Journal: :international journal of environmental research 0
m.b. ogundiran analytical/environmental unit, department of chemistry, university of ibadan, ibadan, nigeria d.t. ogundele analytical/environmental unit, department of chemistry, university of ibadan, ibadan, nigeria p.g. afolayan analytical/environmental unit, department of chemistry, university of ibadan, ibadan, nigeria o. osibanjo analytical/environmental unit, department of chemistry, university of ibadan, ibadan, nigeria

a field study was conducted around pb slag contaminated sites in ibadan, nigeria to assess theintake of trace metals by cows reared around the contaminated sites as indication of heavy metals contamination.levels of pb, cd, cu and zn in blood, milk and faeces were determined in 20 cows exposed to the sites and 20reference cows from uncontaminated areas. chemical analysis of pasture grasses and ...

ژورنال: علوم آب و خاک 2019

The objectives of this study were to estimate the concentration of lead (Pb) and cadmium (Cd) in agricultural products and the health risks of them on the human healths around the Irankooh Mine in Isfahan Province. The soil samples (0-20 cm of surface layer) and crop samples (rice and wheat) were collected using the composite and random sampling method. The total concentrations of Pb and Cd in ...

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