EUTROPHICATION IN EUROPE'S COASTAL WATERS. TOPIC REPORT N.7/2001 PDF Download
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Languages : en
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Author:
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Author: Gunni Ærtebjerg
Publisher:
ISBN:
Category : Coasts
Languages : en
Pages : 118
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Book Description
Recoge : 1. Summary - 2. Introduction - 3. The seas of Europe - 4. Spatial and temporal coverage of data - 5. Nutrient loads (pressures) - 6. Present trade of eutrophication - 7. Impact of eutrophication and responses - 8. Trophical index for marine systems (TRIX) - 9. Contribution from remote sensing to support the evaluation of eutrophication in marine and coastal waters - 10. Conclusions and recommendations - 11. References - 12. Annex 1: Maps showing levels of nutrients, clorophylla and oxygen along the coasts of Europe.
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ISBN: 9789291672738
Category :
Languages : en
Pages : 0
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Recoge : 1. Summary - 2. Introduction - 3. The seas of Europe - 4. Spatial and temporal coverage of data - 5. Nutrient loads (pressures) - 6. Present trade of eutrophication - 7. Impact of eutrophication and responses - 8. Trophical index for marine systems (TRIX) - 9. Contribution from remote sensing to support the evaluation of eutrophication in marine and coastal waters - 10. Conclusions and recommendations - 11. References - 12. Annex 1: Maps showing levels of nutrients, clorophylla and oxygen along the coasts of Europe.
Author: Gunni Aertebjerg
Publisher:
ISBN: 9780756733148
Category : Nature
Languages : en
Pages : 115
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Book Description
The major impacts of eutrophication due to overloading with nitrogen & phosphorus nutrients are changes in the structure & functioning of marine ecosystems, reduced biodiversity, & reduced income from fishery, mariculture & tourism. The main source of nitrogen is run-off from agricultural land brought to the sea via rivers. Most of the phosphorus comes from households & industry discharging treated or untreated wastewater to freshwater or directly to the sea, from soil erosion, & fish farming. This report evaluates the causes, state & development of eutrophication in European coastal waters, & identifies areas where more monitoring date are needed to improve assessment. The use of remote sensing is evaluated as a monitoring tool. Ill.
Author: Emma Orive
Publisher: Springer Science & Business Media
ISBN: 9401724644
Category : Science
Languages : en
Pages : 513
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Book Description
This volume focuses on the nutrient and organic matter inputs in estuaries and other coastal ecosystems, their effects on geochemistry and community structure and possibilities for recovery of the systems to a trophic state that is beneficial for man and nature. The book provides many examples of the effects of the enhanced supply of nutrients and organic matter on the chemical features of the water and on the structure, metabolism and trophic pathways of the biological communities. Also included are several case studies providing considerable insight into the response of the different coastal ecosystems to long term changes in the trophic state of the water. Current knowledge on modeling as a tool to manage the trophic state of the coastal ecosystems is also dealt with, making this book one of interests to scientist and students as well as managers.
Author: Gerassimos Arapis
Publisher: Springer Science & Business Media
ISBN: 1402044747
Category : Science
Languages : en
Pages : 376
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Book Description
The science of ecotoxicology and the practice of ecological risk assessment are evolving rapidly. Ecotoxicology as a subject area came into prominence in the 1960s after the publication of Rachel Carson's book on the impact of pesticides on the environment. The rise of public and scientific concern for the effects of chemical pollutants on the environment in the 1960s and 1970s led to the development of the discipline of ecotoxicology, a science that takes into account the effects of chemicals in the context of ecology. Until the early 1980s, in spite of public concern and interest among scientists, the assessment of ecological risks associated with natural or synthetic pollutants was not considered a priority issue by most government. However, as the years passed, a better understanding of the importance of ecotoxicology emerged and with it, in some countries, the progressive formalization of an ecological risk assessment process. Ecological risk assessment is a conceptual tool for organizing and analyzing data and information to evaluate the likelihood that one or more stressors are causing or will cause adverse ecological effects. Ecological risk assessment allows risk managers to consider available scientific information when selecting a course of action, in addition to other factors that may affect their decision (e. g. , social, legal, political, or economic). Ecological risk assessment includes three phases (problem formulation, analysis, and risk characterization).
Author: Jesper H. Andersen
Publisher: Springer Science & Business Media
ISBN: 9048133858
Category : Science
Languages : en
Pages : 271
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Book Description
Coastal eutrophication has been and still remains an important issue for the scientific community. Despite many efforts to mitigate coastal eutrophication, the problems associated with eutrophication are still far from being solved. This book focusses on the most recent scientific results in relation to specific eutrophication issues, e.g. definition(s) and causes; nutrient loads, cycling and limitation; reference conditions, primary effects and secondary effects; trend reversal (oligotrophication), as well as links to other pressures (climate change and top/down control). It also focusses on monitoring and modelling of coastal eutrophication, and adaptive and science-based nutrient management strategies. The book is based on selected papers from the Second International Symposium on Research and Management of Eutrophication in Coastal Ecosystems, held 20-23 June 2006 in Nyborg, Denmark.
Author: C. Murray
Publisher: Nordic Council of Ministers
ISBN: 928932192X
Category : Marine biology
Languages : en
Pages : 78
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Book Description
This report presents the development of a methodology for assessing confidence in eutrophication status classifications. The method can be considered as a secondary assessment, supporting the primary assessment of eutrophication status. The confidence assessment is based on a transparent scoring of the 'value' of the indicators on which the primary assessment is made. Such secondary assessment of confidence represents a first step towards linking status classification with information regarding their accuracy and precision and ultimately a tool for improving or targeting actions to improve the health of the marine environment.
Author: Michael Karydis
Publisher: CRC Press
ISBN: 1351253034
Category : Nature
Languages : en
Pages : 194
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Book Description
Marine eutrophication has been recognized as a global problem with adverse effects on ecosystem’s health and the economies of coastal states. Most conventions regarding marine environmental protection of Regional Seas have given priority to eutrophication and relevant management practices. This book presents a global perspective of eutrophication in most of the Regional Seas, including the legal framework, assessment and management practices. Information on ecosystem’s impact as well as an outline of the methods used for assessing eutrophication is also provided. This volume will be useful to research students, marine scientists and policy makers working in marine environmental management. Key Features: Contributes to the understanding of the eutrophication processes and problems Presents an extensive account of the data analysis methods used for the quantitative assessment of eutrophication Looks the eutrophication status of the main regional seas Provides information on eutrophication politics and measures to mitigate eutrophication
Author: R. N. Gibson
Publisher: CRC Press
ISBN: 142005094X
Category : Science
Languages : en
Pages : 566
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Book Description
Reflecting the increasing interest in the field and its relevance in global environmental issues, Oceanography and Marine Biology: An Annual Review provides authoritative reviews that summarize results of recent research in basic areas of marine research, exploring topics of special and topical importance while adding to new areas as they arise. This volume, part of a series that regards the all marine sciences as a complete unit, features contributions from experts involved in biological, chemical, geological, and physical aspects of marine science. Including a full color insert and an extensive reference list, the text is an essential reference for researchers and students in all fields of marine science.
