Download or read book A Framework for Field and Laboratory Studies for Ecological Risk Assessments in Wetland and Terrestrial Habitats written by G. Linder and published by . This book was released on 1995 with total page 18 pages. Available in PDF, EPUB and Kindle. Book excerpt: Field surveys are frequently required during an ecological risk assessment for a hazardous waste site. Depending upon habitat type, field and laboratory methods that were developed for hazard evaluation lend themselves directly to the ecological risk assessment process. For example, wetlands are frequently impacted by various anthropogenic chemicals, and field and laboratory methods have been developed to help focus laboratory testing routinely planned in site evaluation. Here we compare and contrast the field and laboratory methods used in evaluating wetlands that occurred in markedly different geographic settings and were impacted by two different, but relatively simple contaminant sources. Both field studies were completed as part of the baseline ecological risk assessment process, one being located at Milltown Reservoir wetlands in western Montana and the other in the high desert of south central Oregon. In conjunction with chemical analyses of soil, sediment, and water samples, biological and ecological evaluations yielded an integrated evaluation of ecological effects and exposure at each site, which is critical information for any baseline ecological assessment. Overall, the field activities at each site illustrate the role that laboratory and field screening methods play in ecological management of waste sites.
Download or read book Environmental Toxicology and Risk Assessment written by Jane S. Hughes and published by ASTM International. This book was released on 1995 with total page 415 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Ecological Risk Assessment written by Lawrence V. Tannenbaum and published by CRC Press. This book was released on 2017-12-14 with total page 219 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book is a compendium of highly purposeful studies all waiting to be conducted. It explains how avoiding common study design flaws, opportunities are created to observe that true risk assessment questions may not exist, that chemically exposed receptors are probably unharmed, and that ecological risk assessment might not be needed at all.
Download or read book Ecological Risk Assessment written by Lawrence V. Tannenbaum and published by CRC Press. This book was released on 2017 with total page 234 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book will present a detailed analysis of how some current ecological risk assessment (ERA) studies fall short of their intended mark. It will discuss the limitations of these studies and explain how sometimes their premises are fundamentally flawed, thus producing data that is not particularly useful. The analysis will explain that learning from past mistakes coupled with a willingness to experiment outside of the conventional studies, can lead to numerous new and useful studies that can make for significant gains in ERA. The new studies presented in the book will be strategically grouped, facilitating readers locating those that relate to their individual areas of expertise.
Download or read book Ecological Risk Assessment written by Glenn W. Suter II and published by CRC Press. This book was released on 2016-04-19 with total page 656 pages. Available in PDF, EPUB and Kindle. Book excerpt: The definitive reference in its field, Ecological Risk Assessment, Second Edition details the latest advances in science and practice. In the fourteen years since the publication of the best-selling first edition, ecological risk assessment (ERA) has moved from the margins into the spotlight. It is now commonly applied to the regulation of c
Download or read book Ecological Risk Assessment written by Glenn W. Suter II and published by CRC Press. This book was released on 1992-10-23 with total page 564 pages. Available in PDF, EPUB and Kindle. Book excerpt: Recently, environmental scientists have been required to perform a new type of assessment-ecological risk assessment. This is the first book that explains how to perform ecological risk assessments and gives assessors access to the full range of useful data, models, and conceptual approaches they need to perform an accurate assessment. It explains how ecological risk assessment relates to more familiar types of assessments. It also shows how to organize and conduct an ecological risk assessment, including defining the source, selecting endpoints, describing the relevant features of the receiving environment, estimating exposure, estimating effects, characterizing the risks, and interacting with the risk manager. Specific technical topics include finding and selecting toxicity data; statistical and mathematical models of effects on organisms, populations, and ecosystems; estimation of chemical fate parameters; modeling of chemical transport and fate; estimation of chemical uptake by organisms; and estimation, propagation, and presentation of uncertainty. Ecological Risk Assessment also covers conventional risk assessments, risk assessments for existing contamination, large scale problems, exotic organisms, and risk assessments based on environmental monitoring. Environmental assessors at regulatory agencies, consulting firms, industry, and government labs need this book for its approaches and methods for ecological risk assessment. Professors in ecology and other environmental sciences will find the book's practical preparation useful for classroom instruction. Environmental toxicologists and chemists will appreciate the discussion of the utility for risk assessment of particular toxicity tests and chemical determinations.
Download or read book A Strategy for Ecological Risk Assessments for Superfund written by C. Callahan and published by . This book was released on 1992 with total page 18 pages. Available in PDF, EPUB and Kindle. Book excerpt: Within the Superfund ecological risk assessment process, soils represent not only complex contaminant sources but also complex exposure systems. Hence, soil contamination evaluations relevant to ecological risk assessments for Superfund sites must consider various routes and sources of exposure, as well as biological targets representative of various plant, animal, and microbial species. Within ecological contexts, biological evaluations in the field and laboratory should be considered critical components in the ecological risk assessment process, since integrated approaches to hazard evaluation consider contaminant bioavailability and subtle expressions of adverse biological effects associated with chronic exposures. Depending upon habitat type -- freshwater, marine and estuarine, wetland, or terrestrial -- field and laboratory methods have been developed for hazard evaluation which lend themselves directly to the Superfund ecological risk assessment process. For example, in various mining districts in the western United States, riparian wetlands are frequently impacted by heavy metal-laden sediments. The present study illustrates preliminary work within a Superfund ecological risk assessment for such a heavy metal-impacted riparian wetland in western Montana. A variety of biological test methods (e.g., terrestrial and aquatic tests) were critical to the wetland evaluation, and in conjunction with chemical analyses, these biological and ecological evaluations yielded an integrated assessment of heavy metal effects on the wetland, and assured that environmental decisions regarding the wetland could be made with reduced uncertainty.
Download or read book Multiple Stressor Effects in Relation to Declining Amphibian Populations written by Greg Linder and published by ASTM International. This book was released on 2003 with total page 285 pages. Available in PDF, EPUB and Kindle. Book excerpt: For well over a decade, scientists have been trying to pinpoint the environmental cause for declining populations of amphibians in many habitats across the globe. Here, scientists and resource management professionals from a range of disciplines discuss standardized amphibian toxicity tests and meth
Download or read book Ecotoxicology of Wild Mammals written by Richard F. Shore and published by John Wiley & Sons. This book was released on 2001-04-25 with total page 760 pages. Available in PDF, EPUB and Kindle. Book excerpt: This landmark book, which contains contributions from the world's foremost mammalian ecotoxicologists, is a truly impressive summary of research undertaken in this field in recent years. It is also the first book to draw such information together in a seamless and unified approach. In examining the exposure and effects of environmental contaminants in wild mammal populations, this book addresses four core questions: * What exactly do we know about environmental contaminants in wild mammals? * What are the commonalities and differences between mammal orders/species in the effects that contaminants have? * How and to what degree of accuracy can we predict the adverse effects of environmental contaminants on mammalian wildlife? * How significant are contaminant insults compared with other density-independent and -dependent factors such as habitat loss, climatic factors and disease? The key underlying scientific principles and issues raised by the team of international authors will have significance throughout the world, making this an invaluable book not only for all those studying the effects of environmental pollutants on mammals, but also on regulatory agencies, and those carrying out environmental impact assessment.
Download or read book Alternative Ecological Risk Assessment written by Lawrence V. Tannenbaum and published by John Wiley & Sons. This book was released on 2013-09-10 with total page 255 pages. Available in PDF, EPUB and Kindle. Book excerpt: In Alternative Ecological Risk Assessment the author, Lawrence V. Tannenbaum, provides a critical review of current practices in the ecological risk assessment field and proposes alternatives that are supported by established science and keen observation. It is hoped that this approach will pave the way to a greater understanding of what appropriate and useful ecological assessment for contaminated sites should entail. He demonstrates that in most cases current practices do not provide for an assessment of ecological risk, and moreover, that endeavoring to assess ecological risk is actually an unnecessary undertaking at conventional hazardous waste sites. (He states, for example, that the concept of scale is often ignored by practitioners, questions why animals like deer are routinely assessed at 5-acre sites, and challenges the ecotoxicology data currently used.) The book is aimed at students and professionals in the fields of environmental science, ecology, ecotoxicology, and health risk assessment.
Download or read book Draft Proposed Guidelines for Ecological Risk Assessment written by and published by . This book was released on 1995 with total page 200 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Handbook of Ecotoxicology written by David J. Hoffman and published by CRC Press. This book was released on 2002-11-13 with total page 1316 pages. Available in PDF, EPUB and Kindle. Book excerpt: Completely revised and updated with 18 new chapters, this second edition includes contributions from over 75 international experts. Also, a Technical Review Board reviewed all manuscripts for accuracy and currency. Focusing on toxic substance and how they affect the ecosystems worldwide, the book presents methods for quantifying and measuring ecotoxicological effects in the field and in the lab, as well as methods for estimating, predicting, and modeling in ecotoxicology studies. This is the definitive reference for students, researchers, consultants, and other professionals in the environmental sciences, toxicology, chemistry, biology, and ecology - in academia, industry, and government.
Download or read book Population Level Ecological Risk Assessment written by Lawrence W. Barnthouse and published by CRC Press. This book was released on 2007-09-25 with total page 377 pages. Available in PDF, EPUB and Kindle. Book excerpt: Most ecological risk assessments consider the risk to individual organisms or organism-level attributes. From a management perspective, however, risks to population-level attributes and processes are often more relevant. Despite many published calls for population risk assessment and the abundance of available scientific research and technical tool
Download or read book Ecological Risk Assessment Second Edition written by Glenn W. Suter and published by CRC Press. This book was released on 2007 with total page 643 pages. Available in PDF, EPUB and Kindle. Book excerpt: The definitive reference in its field, Ecological Risk Assessment, Second Edition details the latest advances in science and practice. In the fourteen years since the publication of the best-selling first edition, ecological risk assessment (ERA) has moved from the margins into the spotlight. It is now commonly applied to the regulation of chemicals, the remediation of contaminated sites, the monitoring of importation of exotic organisms, the management of watersheds, and other environmental management issues. Delineating the processes for performing an ERA, the book begins by defining the field, then goes on to describe its relationship to other environmental assessment practices and its organizational framework. The book also includes a chapter on ecological epidemiology, which has previously been treated as a type of ERA, but is now recognized as a distinct practice in itself. It explores important concepts in the ERA process including probability, uncertainty, scale, mode of action and multiple causes. Reflecting changes in the field, the book’s scope has been broadened to include discussions of the application of ERA to agents other than chemical contaminants. The multitude of illustrative figures provides a flavor for the diverse practice of ERA. The author has re-organized the material, presenting a unitary process of ERA that is applicable to various problems, scales, and mandates. He keeps the emphasis squarely on providing clear, scientifically sound, and unbiased technical advice on the risks from chemicals and chemical mixtures.
Download or read book Summary Report on Issues in Ecological Risk Assessment written by and published by . This book was released on 1991 with total page 248 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book The Zoological Record written by and published by . This book was released on with total page 1376 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Freshwater Field Tests for Hazard Assessment of Chemicals written by Ian R. Hill and published by CRC Press. This book was released on 2018-05-04 with total page 604 pages. Available in PDF, EPUB and Kindle. Book excerpt: Freshwater field tests are an integral part of the process of hazard assessment of pesticides and other chemicals in the environment. This book brings together international experts on microcosms and mesocosms for a critical appraisal of theory and practice on the subject of freshwater field tests for hazard assessment. It is an authoritative and comprehensive summary of knowledge about freshwater field tests, with particular emphasis on their optimization for scientific and regulatory purposes. This valuable reference covers both lotic and lentic outdoor systems and addresses the choice of endpoints and test methodology. Instructive case histories show how to extrapolate test results to the real world.
