Metal Pollution In The Aquatic Environment
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Metal Pollution In The Aquatic Environment
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Author : U. Förstner
language : en
Publisher: Springer Science & Business Media
Release Date : 2012-12-06
Metal Pollution In The Aquatic Environment written by U. Förstner and has been published by Springer Science & Business Media this book supported file pdf, txt, epub, kindle and other format this book has been release on 2012-12-06 with Science categories.
Aquatic chemistry is becoming both a rewarding and substantial area of inquiry and is drawing many prominent scientists to its fold. Its literature has changed from a compilation of compositional tables to studies of the chemical reactions occurring within the aquatic environments. But more than this is the recognition that human society in part is determining the nature of aquatic systems. Since rivers deliver to the world ocean most of its dissolved and particulate components, the interactions of these two sets of waters determine the vitality of our coastal waters. This significant vol ume provides not only an introduction to the dynamics of aquatic chem istries but also identifies those materials that jeopardize the resources of both the marine and fluvial domains. Its very title provides its emphasis but clearly not its breadth in considering natural processes. The book will be of great value to those environmental scientists who are dedicated to keeping the resources of the hydrosphere renewable. As the size of the world population becomes larger in the near future and as the uses of materials and energy show parallel increases, the rivers and oceans must be considered as a resource to accept some of the wastes of society. The ability of these waters and the sediments below them to accommodate wastes must be assessed continually. The key questions relate to the capacities of aqueous systems to carry one or more pollutants.
Pollution Threat Of Heavy Metals In Aquatic Environments
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Author : G. Mance
language : en
Publisher: Springer Science & Business Media
Release Date : 2012-12-06
Pollution Threat Of Heavy Metals In Aquatic Environments written by G. Mance and has been published by Springer Science & Business Media this book supported file pdf, txt, epub, kindle and other format this book has been release on 2012-12-06 with Science categories.
The role of the European Community in developing environmental legislation has focused the minds of pollution control agencies and industrialists on the need for, and the evidence to support, water quality standards. This is particularly so for the Dangerous Substances Directive which has led to European standards for cadmium, mercury and lindane. Additionally the United Kingdom has published standards for six other non-ferrous metals. In this book I have sought to review the aquatic toxicity information for these and other metals, not just by the collation of the results of all the published toxicity tests, but by the critical consideration of the test techniques. A surprising proportion of the reported toxicity studies for aquatic organisms are based on unsatisfactory chemical or biological methods. That such weaknesses persist at a time of limited resources for environmental research is disappointing, especially when sound metho dologies are extensively documented and widely published. Evaluation of the critically reviewed and vetted data indicates that many of the previously accepted generalisations about the toxicity of metals to aquatic life are invalid: for instance the assumption that salmonid species of fish are more susceptible to these metals than coarse fish, or that increased water hardness decreases toxicity. Too few studies have actually sought to test such hypotheses.
Heavy Metals In The Aquatic Environment
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Author : P. A. Krenkel
language : en
Publisher: Elsevier
Release Date : 2013-10-22
Heavy Metals In The Aquatic Environment written by P. A. Krenkel and has been published by Elsevier this book supported file pdf, txt, epub, kindle and other format this book has been release on 2013-10-22 with Science categories.
Heavy Metals in the Aquatic Environment contains the proceedings of an international conference held in Nashville, Tennessee in December 1973. This conference is co-sponsored by the International Association on Water Pollution Research, the Sport Fishing Institute, the American Fishing Tackle Manufacturers Association, and Vanderbilt University's Department of Environmental and Water Resources Engineering. Contributors focus on the hazards posed by heavy metals present in the aquatic environment and how to control them. This text consists of 45 chapters divided into eight sections. This book assesses the environmental impact of heavy metals found in the aquatic environment; the economic impact of removing them from waste effluents; and the costs vs. benefits attained by their removal. The social costs are also evaluated. After an introduction to dose-response relationships resulting from human exposure to methylmercury compounds, the discussion turns to the toxicity of cadmium in relation to itai-itai disease; the effects of heavy metals on fish and aquatic organisms; and the analytical methods used for measuring concentrations of methylmercury and other heavy metals. The next sections explore the transport, distribution, and removal of heavy metals, along with regulations, standards, surveillance, and monitoring aimed at addressing the problem. This book will be of interest to planners and policymakers involved in water pollution control.
Heavy Metal Pollution
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Author : S. K. Agarwal
language : en
Publisher: APH Publishing
Release Date : 2009
Heavy Metal Pollution written by S. K. Agarwal and has been published by APH Publishing this book supported file pdf, txt, epub, kindle and other format this book has been release on 2009 with Heavy metals categories.
The term "Heavy Metal" is somewhat imprecise, but includes most metals with an atomic number greater than twenty, but excludes alkali metals alkaline earths, lanthanum andactinides. Human civilization started with the accidental discovery of - especially Copper. Since then living organisms have taken long strides with the help of metals.
Heavy Metals In The Marine Environment
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Author : Robert W. Furness
language : en
Publisher: CRC Press
Release Date : 2018-01-18
Heavy Metals In The Marine Environment written by Robert W. Furness and has been published by CRC Press this book supported file pdf, txt, epub, kindle and other format this book has been release on 2018-01-18 with Science categories.
The aim of this volume is to draw together state-of-the-art reviews of knowledge onlevels of heavy metals in marine environments (particularly in marine animals), the dynamicprocesses in these systems, toxic effects, and threats presented by heavy metals in foods ofmarine origin.All heavy metals, whether biologically essential or not, have the potential to be toxicto organisms at a threshold bioavailability. Such threshold concentrations vary betweenmetals, between species and with the physicochemical characteristics of the medium, somelike copper being particularly toxic even though essential in trace amounts. Responses ofanimals to metals in their medium or food depend to a large extent on the ability of speciesto regulate levels attained in their tissues. Higher animals have the capacity to regulate levelsof many metals, while marine invertebrates can regulate some within certain limits. Whereanimals cannot regulate physiological levels of metals, an alternative strategy is to detoxifyand store metals in relatively harmless forms. Knowledge of the manner in which animals deal with potentially toxic concentrations of heavy metals is of fundamental importance in the assessment of metal pollution by analysis of metal levels in biological samples. The interaction of heavy metals with biological materials is a key theme running through this volume. Toxic effects may be reflected at the individual, population, or ecosystem level, affecting species composition and production levels, or may be of direct dietary significance to man. The global cycling of metals through the marine environment is crucially affected by biological processes.
Metal Contamination In Aquatic Environments
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Author : Samuel N. Luoma
language : en
Publisher: Cambridge University Press
Release Date : 2011-06-09
Metal Contamination In Aquatic Environments written by Samuel N. Luoma and has been published by Cambridge University Press this book supported file pdf, txt, epub, kindle and other format this book has been release on 2011-06-09 with Science categories.
Metal contamination is one of the most ubiquitous, persistent and complex environmental issues, encompassing legacies of the past (e.g. abandoned mines) as well as impending, but poorly studied, threats (e.g. metallo-nanomaterials). Writing for graduate students, risk assessors and environmental managers, Drs Luoma and Rainbow explain why controversies exist in managing metal contamination and highlight opportunities for policy solutions stemming from the latest advances in the field. They illustrate how the 'lateral' approach offers opportunities in both science and management, making the case that the advanced state of the science now allows bridging of traditional boundaries in the field (e.g. between field observations and laboratory toxicology). The book has a uniquely international and interdisciplinary perspective, integrating geochemistry, biology, ecology, and toxicology, as well as policy and science. It explicitly shows how science ties into today's regulatory structure, identifying opportunities for more effective risk management in the future.
Annotated Bibliography On Biological Effects Of Metals In Aquatic Environments
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Author :
language : en
Publisher:
Release Date :
Annotated Bibliography On Biological Effects Of Metals In Aquatic Environments written by and has been published by this book supported file pdf, txt, epub, kindle and other format this book has been release on with Aquatic ecology categories.
Metal Metabolism In Aquatic Environments
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Author : William J. Langston
language : en
Publisher: Springer Science & Business Media
Release Date : 1998-04-30
Metal Metabolism In Aquatic Environments written by William J. Langston and has been published by Springer Science & Business Media this book supported file pdf, txt, epub, kindle and other format this book has been release on 1998-04-30 with Science categories.
This text aims to provide an insight into how diverse forms of life interact with and are influenced by metals and how they vary in their ability to bioaccumulate, utilize, store, transform, detoxify and redistribute metals aqueously.
Annotated Bibliography On Biological Effects Of Metals In Aquatic Environments No 1 567
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Author : Ronald Eisler
language : en
Publisher:
Release Date : 1973
Annotated Bibliography On Biological Effects Of Metals In Aquatic Environments No 1 567 written by Ronald Eisler and has been published by this book supported file pdf, txt, epub, kindle and other format this book has been release on 1973 with Aquatic ecology categories.
Details the formation and nature of many French-Jewish resistance groups, looking at them from social, political, cultural, budgetary, and religious positions, and highlights especially those that rescued children.
Ecological Quality Status Of Marine Environment
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Author : Gehan Mohamed El Zokm
language : en
Publisher: Springer Nature
Release Date : 2023
Ecological Quality Status Of Marine Environment written by Gehan Mohamed El Zokm and has been published by Springer Nature this book supported file pdf, txt, epub, kindle and other format this book has been release on 2023 with Heavy metals categories.
The goal of this one-of-a-kind book was to provide a critical and in-depth understanding of various AVS-SEM models as predictors for assessing the ecological impact of heavy metals (particularly dibasic cations; Zn, Cd, Ni, Cu, and Pb) on aquatic environments, including the theories underlying these models, descriptive equations, modes of action, methodology, efficiency, applicability, and statistical approaches, as well as comparison with other pollution assessment techniques in the aquatic environments. Metals in interstitial water can be reduced in sediments that co-precipitate with iron (Fe) and manganese (Mn) in FeS or MnS minerals, as well as replace them. This book outlines a system that can be used to track heavy metal contamination in countries with coastal regions that extend over water bodies that are subjected to pollution sources, such as the Mediterranean Basin countries. Moreover, this book will be of great interest to academics, professionals, practitioners, post-graduate students (M.Sc. and Ph.D.), and undergraduates because it gives a clear overview of heavy metal assessment for people interested in environmental studies focusing on the marine environment. It also provides decision-makers with a realistic perspective of the environmental file, allowing them to address environmental issues and directing stockholders to safer locations for environmental activity. From a future perspective, management is advised to overcome the difficulties within that technique, such as accurate handling procedures and different approaches to sampling onshore and offshore. Sequential leaching strategies, especially geochemical fractionation analysis, and knowledge of the interactions and significance of AVS in the marine sector, especially toxicity tests (bioassay) are recommended.