Cesium-137 in the environment [[electronic resource] ] : radioecology and approaches to assessment and management / / recommendations of the National Council on Radiation Protection and Measurements

• Record Nr.: UNINA9911006578503321
• Pubbl/distr/stampa: Bethesda, MD, : National Council on Radiation Protection and Measurements, c2007
• ISBN: 1-4294-7987-6; 1-60119-388-2
• Descrizione fisica: 1 online resource (395 p.)
• Collana: NCRP report ; ; no. 154
• Disciplina: 363.738
• Soggetti: Radioactive pollution; Cesium - Isotopes - Environmental aspects; Radioecology
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Note generali: Description based upon print version of record.
• Nota di bibliografia: Includes bibliographical references (p. 302-354) and index.
• Nota di contenuto: ""Cover""; ""Preface""; ""Contents""; ""Executive Summary""; ""Extended Summary""; ""Motivation for this Report""; ""Scope of the Report""; ""Properties and Sources of Cesium-137""; ""Cesium-137 Contamination at Three DOE Sites in the United States""; ""Savannah River Site""; ""Oak Ridge Reservation""; ""Hanford Site""; ""Behavior of Cesium-137 in Terrestrial Ecosystems""; ""Behavior of Cesium-137 in Aquatic Ecosystems""; ""Managing Contaminated Ecosystems""; ""1. Introduction""; ""2. Properties of Cesium Isotopes""; ""2.1 Physical, Chemical and Biological Properties of Cesium Isotopes""; ""2.2 Processes Affecting General Distribution Patterns of Radiocesium""""3. Radiocesium in the Global Environment""; ""3.1 Sources of Radiocesium in the Environment""; ""3.1.1 Nuclear Weapon Detonations""; ""3.1.2 Fuel Reprocessing and Waste Disposal""; ""3.1.3 Reactor Releases""; ""3.1.4 Releases from Medical Uses of Cesium-137""; ""3.2 Geographic Distribution Patterns of Cesium-137 Deposition""; ""4. Primary Sites of Local Cesium-137 Contamination in the United States""; ""4.1 Savannah River Site""; ""4.1.1 Climate and Setting""; ""4.1.2 Sources of Radiocesium""; ""4.1.3 Release History""; ""4.1.4 Environments""""4.1.5 Unique Pathways, Parameters and ; Conditions""; ""4.1.6 Future Management Issues""; ""4.2 Oak Ridge Reservation""; ""4.2.1 Climate and Setting""; ""4.2.2 Sources of Cesium-137""; ""4.2.3 Release History""; ""4.2.4 Aquatic Environments""; ""4.2.5 Terrestrial Environments""; ""4.2.6 Unique Pathways, Parameters and Conditions""; ""4.2.7 Future Management Issues""; ""4.3 Hanford Site""; ""4.3.1 Climate and Setting""; ""4.3.2 Sources of Cesium-137""; ""4.3.3 Release History""; ""4.3.4 Environments""; ""4.3.5 Unique Pathways, Parameters and Conditions""; ""4.3.6 Future Management Issues""""5. Behavior and Transport in Terrestrial Ecosystems""; ""5.1 Chemistry and Sorption Properties of Cesium""; ""5.1.1 Chemistry and Speciation""; ""5.1.2 Influence of Mineralogy on Sorption of Cesium""; ""5.1.3 Soil/Sediment Partition Coefficient Values for Cesium""; ""5.2 Biogeochemical Transport Processes for Cesium""; ""5.2.1 Deposition from the Atmosphere""; ""5.2.2 Weathering from Plant Surfaces""; ""5.2.3 Foliar Absorption""; ""5.2.4 Soil Processes""; ""5.2.5 Soil-to-Plant Transfer""; ""5.2.6 Translocation within Plants""; ""5.2.7 Microbial Impacts on Cesium Mobility""""5.2.8 Plant-to-Animal Transfers""; ""5.2.9 Soil-to-Animal Transfers""; ""5.2.10 Transfers in Animal Food Chains""; ""5.2.11 Assimilation and Retention in Animals""; ""5.3 Modeling Approaches for Radiocesiumin Terrestrial Ecosystems""; ""5.3.1 General Approaches""; ""5.3.2 Model Validation""; ""5.3.3 Uncertainty and Sensitivity Analyses""; ""6. Behavior and Transport in Freshwater Ecosystems""; ""6.1 Sediment-Water Partitioning of Cesium-137""; ""6.1.1 Partition Coefficient""; ""6.1.2 Settling and Sedimentation""; ""6.1.3 Remobilization""; ""6.1.4 Burial""