04837nam 2200541Ia 450 991077860590332120230607203431.00-309-13301-71-280-18507-497866101850780-309-58873-1(CKB)110986584753284(EBL)3377826(SSID)ssj0000283761(PQKBManifestationID)11254187(PQKBTitleCode)TC0000283761(PQKBWorkID)10250654(PQKB)11503621(MiAaPQ)EBC3377826(Au-PeEL)EBL3377826(CaPaEBR)ebr10072156(OCoLC)923273397(EXLCZ)9911098658475328420020912d2001 uy 0engur|n|---|||||txtccrA risk-management strategy for PCB-contaminated sediments[electronic resource] /Committee on Remediation of PCB-Contaminated Sediments, Board on Environmental Studies and Toxicology, Division on Life and Earth Studies, National Research CouncilWashington, D.C. ;[Great Britain] National Academy Pressc20011 online resource (452 p.)"This project was supported by Grant No. R 827175-01 between the National Academy of Sciences and the U.S. Environmental Protection Agency"-T.p. verso.0-309-07321-9 Preface -- Contents -- Executive Summary -- Background -- The Committee's Task -- The Committee's Approach -- Major Conclusions and Recommendations -- Discussion -- 1 Introduction -- Overview of PCBs In Sediments -- The Committee's Task -- The Committee's Approach -- Report Organization -- Reference -- 2 PCBs In The Environment -- Defining PCBs -- History of PCBs -- Distribution and Dynamics of PCBs In The Environment -- Potential Exposure Pathways -- Toxicity of PCBs -- Mode of Actionpotential Human Health Effects of PCBs -- The Potential Ecological Impacts of PCBs -- Weathering of PCBs -- Conclusions and Recommendations -- References -- 3 The Framework -- Risk-Management Framework -- Rationale For and Advantages of the Framework -- Outline of the Risk-Management Framework -- Conclusions and Recommendations -- References -- 4 Community Involvement -- Specific Community Concerns -- Defining The Community -- "Stakeholders" versus "Affected Parties" -- The need for Community Involvement -- Benefits of Community Involvement -- Involving The Community -- Build A Working Relationship With The Community -- Establish Trust and Respect Between All Parties -- Involve the Community as a Respected Partner -- Empowerment -- Communication -- Commitment -- Process Transparency -- Community Outreach and Education -- The Role of Regulatory Agencies -- Mechanisms For Involving The Community -- Conclusions and Recommendations -- References -- 5 Defining The Problem and Setting Management Goals -- Defining The Problem -- Public Health Problems -- Ecological Problems - social Impacts -- Cultural Impacts -- Economic Impacts -- Site Assessment -- Sources of PCBs -- Characterization of Present Contamination -- Co-Contaminants -- Setting Risk-Management Goals -- Conclusions and Recommendations -- References -- 6 Analyzing Risks -- Environmental Risk Assessment -- Problem Formulation -- Analysis Phase -- PCB Exposure Assessment -- Field Monitoring -- Accumulation of PCBs In Sediments -- Accumulation of PCBs In Benthic Organisms and Fish -- PCB Exposure Models -- Hydrodynamic Transport -- Sediment Transport -- Organic Carbon -- PCB Transport and Fate -- PCB Bioaccumulation -- Summary of Exposure Modeling Results -- PCB Effects Assessment -- Congener-Specific Exposure and Effects -- Toxicity Equivalent Values -- Biota-Sediment-Accumulation-Factor Values -- Effects of PCBs on Wildlife -- Toxicity Results For Lower Trophic Organisms -- Toxicity Results For Fish -- Toxicity Results For Birds -- Toxicity Results For Nonhuman Mammals -- Summary of Effects In Wildlife -- Human Health Effects From PCBs -- Cancer -- Limitations of Human Health Risk Assessments For PCBs.Contaminated sedimentsEnvironmental aspectsUnited StatesPolychlorinated biphenylsEnvironmental aspectsUnited StatesContaminated sedimentsEnvironmental aspectsPolychlorinated biphenylsEnvironmental aspects363.7384National Research Council (U.S.).Committee on Remediation of PCB Contaminated Sediments.MiAaPQMiAaPQMiAaPQBOOK9910778605903321A risk-management strategy for PCB-contaminated sediments3692481UNINA