site environmental risk Articles
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Methodology for conducting screening-level ecological risk assessments for hazardous waste sites. Part I: overview
The Idaho National Engineering and Environmental Laboratory (INEEL) is a Department of Energy (DOE) facility. To assess the impact of the site activities and releases on ecological receptors, the INEEL implemented a phased approach for conducting ecological risk assessments (ERAS). This approach applies an iterative, 'tiered' process, in which conservative preliminary assessments support ...
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Methodology for conducting screening-level ecological risk assessments for hazardous waste sites. Part III: exposure and effects assessment
The Idaho National Engineering and Environmental Laboratory (INEEL) has implemented a phased approach to ecological risk assessment (ERA). The first step in this process is a screening-level ERA at each facility. Basic to this approach was the development of ecologically based screening levels (EBSLs), defined as concentrations of chemicals in soil (or other media) that are not expected to ...
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Methodology for conducting screening-level ecological risk assessments for hazardous waste sites. Part II: grouping ecological components
Screening-level ecological risk assessments are commonly conducted to identify those contaminants and receptors on which to focus future phases or tiers of the ecological risk assessment process. Most screening assessments are performed using a suite of individual species subjected to intensive evaluation of exposure (endpoint species) and selected for their appropriateness for serving as ...
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