There is strong presumptive evidence that people living in poverty and certain racial and ethnic groups bear a disproportionate burden of environmental health risk. Many have argued that conducting formal assessments of the health risk experienced by affected communities is both unnecessary and counterproductive-that instead of analyzing the situation our efforts should be devoted to fixing obv...

In this study, the concentrations of heavy metals (Ca, Zn, Cu, Fe, Mn, Ni) in thesediment of Shavoor River in Khuzestan Province in Iran has been investigated. After the library studies and field studies, six samples of water and sediment were taken from the river in order to evaluate heavy metal pollution in sediments. To determine the geochemical phases of metals in sediment samples the 5-ste...

1 Government-controlled property refers to property that is permanently maintained by the U.S. Federal Government for planned training exercises or maneuvers by individual units, commands, and inter-commands of the U.S. Armed Forces, including friendly foreign military elements. reproduction contractor will copy documents for a fee. Persons who do not have access to ADAMS or who encounter probl...

This paper presents a current overview of the basic elements of environmental risk assessment within the basic four-step process of hazard identification, exposure assessment, toxicity assessment, and risk characterization. These general steps have been applied to assess both human and ecological risks from environmental exposures. Approaches used to identify hazards and exposures are being ref...

heavy metal concentration in the soils and sediments has increased worldwide during the last century due to the mining, smelting, and industrial activities. the forumad chromite deposit is located in the sabzevar ophiolitic complex (soc), with a long history of mining activities, yet very little is known about the heavy metal contamination in its surrounding environment. in this research work, ...

nowadays environmental risk assessment is under consideration alike a useful tool in studies for environmental risk management of projects with high level of potential of destruction and hazards. projects of gas transportation pipelines, unlike technical and economical justification in the field of energy supplying for societies, by having danger on environment, need to the continuous studies o...