Mehrdad Cheraghi

Department of Environment, Hamedan Branch, Islamic Azad University, Hamedan, Iran.

[ 1 ] - Health Assessment of Heavy Metal Pollution (Cadmium, Lead, Arsenic) in Citrus Marketed in Tehran, Iran, 2015

Background & Aims of the Study: Today, the environment pollution with heavy metals has increased. It is important to study various types of pollutions specially those regarding fruits. The effect of pollutions on food safety for human consumption is a global concern.  This study was conducted for health assessment of heavy metals pollution (cadmium, lead, and arsenic) in c...

[ 2 ] - Health risk assessment of citrus contaminated with heavy metals in Hamedan city, potential risk of Al and Cu

 Background: Fruits especially citrus species are an integral part of human diet. Contamination of foodstuffs by heavy and toxic metals via environmental pollution has become an inevitable challenge these days. Therefore, the effect of pollutants on food safety for human consumption is a global public concern. In this regards, this study was conducted for Al and Cu health risk assessme...

[ 3 ] - Effects of Sewage Sludge and Chemical Fertilizers on Pb and Cd Accumulation in Fenugreek (Trigonella gracum)

Background: Reprocessing of sewage sludge to agricultural land is preferred to disposal through landfill or incineration due to its potentially beneficial effects on soil fertility from organic matter and plant nutrients, such as N and P, present in the sludge. Therefore, this study was conducted to investigate the impact of sewage sludge and chemical fertilizers on Pb and Cd accumulation in ...

[ 4 ] - Removal of Pb (II) from Aqueous Solutions Using Waste Tea Leaves

Background: The presence of lead in natural waters has become an important issue around the world. Lead has been identified as a highly toxic metal that can cause severe environmental and public health problems and its decontamination is of utmost importance. The aim of this work was to evaluate the adsorption of lead (Pb(II)) on waste tea leaves as a cheap purification method. Methods: In thi...

[ 5 ] - Potential ecological risk assessment of arsenic, cadmium, nickel and vanadium in the surface sediments of southern of Caspian Sea (case study: Khazar Abad, Sari Township)

Background and Objective: Soils and sediments contamination with trace and toxic elements lead to potential ecological risk and adverse effects on human health and so have been the cause of increasing concern worldwide. Therefore, this study was carried out to potential ecological risk assessment of As, Cd, Ni and V in surface sediments of Khazar Abad, southern parts of Caspian Sea in 2019. M...

[ 6 ] - Feasibility of using Achillea wilhelmsii and Cardaria draba for biomonitoring and bioremediation of heavy metals (Zn, Pb and Ni) in the roadside environments

Background and Objective: Monitoring of traffic emissions is a good way to build a safe ecosystem for living organisms. Therefore, the present study was conducted to assess the feasibility of using Achillea wilhelmsii and Cardaria draba located along the suburban roads of Hamadan for Zn, Pb and Ni removal by their aerial and underground organs in 2020. Materials and Methods: In this descriptiv...

[ 7 ] - Source Identification and Health Risk Assessment of Polychlorinated Biphenyls (PCBs) in Surface Soils from Vicinity of Arad-Kouh Processing and Disposal Complex, Tehran

Polychlorinated biphenyls (PCBs) can adversely affect human and environmental health according to long-term half-life and persistence in the environment. Therefore, this study was conducted to detect, identify, and health risk assessment of PCBs in surface soils collected from the vicinity of Arad-Kouh processing and disposal complex, Tehran, in 2020. A total of 30 surface soil samples was coll...