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Books > Earth & environment > Earth sciences > The hydrosphere > Oceanography (seas)
Marine resources and their exploitation, recovery and economic networks they generate are here from the perspective now inevitable growing environmental constraints, policy management and technical innovation. A historical perspective shows that Ocean and its adjacent seas at all times, allowed coastal communities to adapt to a very volatile environment through many technological changes. The recent development of marine biotechnology, the discovery of a great pharmacopoeia especially in reef environments, the development of marine renewables, are examples which show that man can develop through these new technologies property and services of the ocean. But this development resources under pressure of global change requires not only taking into account technical, but also social and political. This is the price that the analysis of maritime activities will assess the sustainability and development of various economic sectors and coastal populations, faced with the objectives of a "blue growth" associated with a return to the "good state "of the marine environment.
This book explores computational fluid dynamics applied to ship hydrodynamics and provides guidelines for the future developments in the field based on the Tokyo 2015 Workshop. It presents ship hull test cases, experimental data and submitted computational methods, conditions, grids and results. Analysis is made of errors for global (resistance, sinkage, trim and self-propulsion) and local flow (wave elevations, mean velocities and turbulence) variables, including standard deviations for global variables. The effects of grid size and turbulence models are evaluated for both global and local flow variables. Detailed analysis is made of turbulence modeling capabilities for capturing local flow physics. Errors and standard deviations are also assessed for added resistance (captive test cases) and course keeping/speed loss (free running test cases) in head and oblique waves. All submissions are used to evaluate the error and uncertainty by means of a systematic verification and validation (V&V) study along with statistical investigations.
A fascinating and original look at how the sea has defined Britain - and decided the course of its history - for thousands of years. Being an island nation is a core part of the British identity. An estimated two thirds of the world's population have never seen the sea, but in the UK that drops to under 10 per cent. Yet most people don't appreciate the impact our position on the edge of a continental shelf has had on our history, going back thousands of years. Our coast neither starts nor ends at the beach, and this eye-opening book takes a look beneath the surface to explore the forces of nature that have made Britain what it is. We experience some of the highest tides on the planet and we are battered with waves that have travelled halfway around the globe before they get here, but most of what we understand about our unique waters has only been discovered in living memory. In this fascinating guided tour of the fantastically varied British coastline, Professor David Bowers combines oceanography with maritime history, explaining tides, currents and waves in an accessible way whilst revealing how they have been responsible for both salvation (the Channel alone checked the Nazi advance in 1940) and disaster (such as the catastrophic 1953 flooding that led to the ingenious development of the Thames tidal barrier). He covers everything from how ocean swell waves were first recorded here in preparation for the D-Day landings, to how the first underwater light measurements paved the way to modern ocean satellite observation. This is a story 8,000 years in the making, ever since the country broke away from mainland Europe in the Mesolithic era, and in his insightful and irreverent telling of it Professor Bowers shows that the British Isles are defined by the sea, regardless of whether you look at them from land or water. With exclusive photos and specially commissioned illustrations, the book encourages you to visit all the places it explores, but when you stand on the beach or clifftop you will never think of Britain in quite the same way again.
The book gives an overview of the tectonic, geological, potential fields, etc maps of the Arctic that were compiled during geological and geophysical studies conducted in the Arctic over the past 15 years under the International project "Atlas of Geological Maps of the Circumpolar Arctic at a scale of 5M" and presents the results of geological, geophysical, paleogeographic and tectonic studies carried out in the Arctic Ocean and the Eastern Arctic during the implementation of national mapping and scientific programmes and studies intended to provide scientific substantiation for the extension of the continental shelf (ECS). Given its scope, the book will appeal to a wide range of geologists.
This book corresponds to the fifth volume of the series focused on Processes in GeoMedia and their research on the dynamic of natural systems, including theoretical and experimental studies of the processes occurring in the earth's bowels, the ocean, and the atmosphere. This volume pays particular attention to geomechanical aspects of the production of hydrocarbons. This fifth volume of Processes in GeoMedia corresponds to the English edition of the journal Processes in GeoMedia, published originally in Russian.
The Juan Fernandez Archipelago is located in the Pacific Ocean west of Chile at 33 Degrees S latitude. Robinson Crusoe Island is 667 km from the continent and approximately four million years old; Alejandro Selkirk Island is an additional 181 km west and only one million years old. The natural impacts of subsidence and erosion have shaped the landscapes of these islands, resulting in progressive changes to their subtropical vegetation. The older island has undergone more substantial changes, due to both natural causes and human impacts. After the discovery of Robinson Crusoe Island in 1574, people began cutting down forests for lumber to construct boats and homes, for firewood, and to make room for pastures. Domesticated plants and animals were introduced, some of which have since become feral or invasive, causing damage to the local vegetation. The wealth of historical records on these activities provides a detailed chronicle of how human beings use their environment for survival in a new ecosystem. This book offers an excellent case study on the impacts that people can have on the resources of an oceanic island.
This book focuses on the activities of the scientific staff of the British National Institute of Oceanography during the Cold War. Revealing how issues such as intelligence gathering, environmental surveillance, the identification of 'enemy science', along with administrative practice informed and influenced the Institute's Cold War program. In turn, this program helped shape decisions taken by Government, military and the civil service towards science in post-war Britain. This was not simply a case of government ministers choosing to patronize particular scientists, but a relationship between politics and science that profoundly impacted on the future of ocean science in Britain.
This book provides effective statistical analyses in benthic foraminiferal communities patterns and show solutions for sea-land processes and alterations caused by climate changes and other local (and global) environmental concerns. Our goal is to provide, through these chapters, the monitoring and forecasting of environmental impacts with accurate data. We identify global regions most subject to industrial pollution, contamination and sewage, identifying potential sites prone to accumulate organic matter, which effects erosion, deposition, ocean temperature and pH changes (warming, cooling, acidification), climate and sea-level changes. Benthic habitats, specifically foraminiferal (single celled microorganisms found in the water column and sediment) contribute to our understanding of local and global climate change that effect at risk communities. Derived through the accuracy of oceanographic climate science, allow us to predict with the intention to alleviate potential loss in coastal areas, which are, the most vulnerable to ocean warming, cooling, acidification, and sea-level rise impacts. We unravel the mystery of the Environmental Impacts and Climate Change, helping communities prepare, adjust, adapt, and minimize effects or remediate loss. We show how to pinpoint the most vulnerable and specific sites for economic and social damage and loss, using foraminifera, an inexpensive and easily handled proxy valuable for monitoring coastal and marine environmental stressors. The implications of those problems and the ability to forecast patterns on land are primary issues we address by studying marine sediment of beaches, estuaries, bays and deep water worldwide. Ecology, biology, life history, and taxonomy of modern Foraminifera allows us to examine the current and historical record of environmental change effects, and predict implications for future sea-level rise, and ocean patterns. The prediction of responses of interacting systems to these problems, and development of strategies is needed to inform leadership with the knowledge and data to effectively implement policy, making this book a very informative and significant contribution for researchers and decision makers.
Coastal Acoustic Tomography begins with the specifics required for designing a Coastal Acoustic Tomography (CAT) experiment and operating the CAT system in coastal seas. Following sections discuss the procedure for data analyses and various application examples of CAT to coastal/shallow seas (obtained in various locations). These sections are broken down into four kinds of methods: horizontal-slice inversion, vertical-slice inversion, modal expansion method and data assimilation. This book emphasizes how dynamic phenomena occurring in coastal/shallow seas can be analyzed using the standard method of inversion and data assimilation. The book is relevant for physical oceanographers, ocean environmentalists and ocean dynamists, focusing on the event being observed rather than the intrinsic details of observational processes. Application examples of successful dynamic phenomena measured by coastal acoustic tomography are also included.
Integrated Coastal Management in the Japanese Satoumi: Restoring Estuaries and Bays provides an in-depth exploration of the integrated costal management (ICM) used in the Japanese Satoumi. The lessons of Satoumi?coastal areas where biological productivity and biodiversity have increased through human interaction?are important for the rest of the world, given the political consensus reached in Japan to truly restore estuaries and bays. The book will discuss and explain how this method could be modified to apply to other cultures in the world. Integrated Coastal Management in the Japanese Satoumi: Restoring Estuaries and Bays presents chapters from experts in the relevant fields and includes chapters about each study field of the Satoumi, making it a valuable resource for researchers, field practitioners, and policymakers in coastal area management and development. This includes the Shizukawa Bay as an open coastal sea, the Seto Inland Sea as semi-enclosed coastal sea, and the Japan Sea. The book moves on to explore the economic evaluation of ecosystem services, a four-step management system, and the negotiation between marine protected areas and fisheries, and concludes with a full section covering a comparison of ICM with Europe and the United States, and how Japan's policies could be integrated.
This book provides a comprehensive review of the biogeochemistry in the Baltic Sea. It is based on the fact that biogeochemical processes that are relevant for the ecological state of the Baltic Sea (and other sea areas), are all in some way related to the production and mineralization of organic matter (biomass) and thus are associated with the consumption or release of CO2. The significant progress with regard to our chemical analytical capabilities concerning the marine CO2 system has facilitated new approaches to study the Baltic Sea biogeochemistry, in particular with regard to a quantitative process understanding. To demonstrate this, the authors present the fundamentals of the marine CO2 system in a theoretically sound, but still intelligible way. This is followed by a comprehensive presentation of our current knowledge about the CO2 system in the Baltic Sea and the implications for our understanding of biogeochemical processes such as production/mineralization of organic matter and the stoichiometry involved, nitrogen fixation, denitrification, and phosphate transformations at varying redox conditions. Finally, the CO2 gas exchange balance and related problems such as acidification are addressed.
This book provides comprehensive coverage of the detection and processing of signals in underwater acoustics. Background material on active and passive sonar systems, underwater acoustics, and statistical signal processing makes the book a self-contained and valuable resource for graduate students, researchers, and active practitioners alike. Signal detection topics span a range of common signal types including signals of known form such as active sonar or communications signals; signals of unknown form, including passive sonar and narrowband signals; and transient signals such as marine mammal vocalizations. This text, along with its companion volume on beamforming, provides a thorough treatment of underwater acoustic signal processing that speaks to its author's broad experience in the field.
This book is a unique and authoritative review of chemical fronts in the world ocean. It includes regional chapters on chemical fronts in all major oceans (Atlantic, Indian, Pacific, Arctic, and Southern) and marginal seas (North Sea, Baltic Sea, Mediterranean Sea, Gulf of Mexico, Yellow Sea, and the East Siberian Sea). Thematic chapters focus on diverse topics such as cross-frontal transfer of nutrients; diapycnal mixing and its impact on nutrient fluxes in western boundary currents (Gulf Stream and Kuroshio); front-driven physical-biogeochemical-ecological interactions; dynamics of coloured dissolved organic matter; pollutant concentration and fish contamination in frontal zones; distribution of microplastics in the ocean, and Lagrangian methods to study the transport of marine litter. This volume will appeal to a broad audience, including researchers, instructors, students, and practitioners of all kinds involved in scientific and applied research, environment protection and conservation, and maritime industries including fisheries, aquaculture, and mining.
This auto-translation book overviews the fish population and its research methods, help readers in understanding the concept of fish population and population identification. It divides into seven chapters according to the characteristics of the subject and the development results. Based on a systematic introduction to the basic concepts and research contents of the biology of fishery resources, the book focuses on the introduction of fish populations and research methods, life history division and early development identification, age identification and growth research, the division of sexual maturity, the determination of reproductive habits and fecundity, feeding characteristics and research methods of fish, and the mechanism of fish colony and migration. Through the study of this course, we can master the basic theory and methods of fish biology research and lay a solid foundation for future researches on fishery resources. This book can be used as a reference book for undergraduates and postgraduates who study fishery resources, as well as for those who are engaged in fishery and marine research. The translation was done with the help of artificial intelligence (machine translation by the service DeepL.com). A subsequent human revision was done primarily in terms of content.
The oceans cover 70% of the Earth's surface, and are critical components of Earth's climate system. This new edition of Encyclopedia of Ocean Sciences, Six Volume Set summarizes the breadth of knowledge about them, providing revised, up to date entries as well coverage of new topics in the field. New and expanded sections include microbial ecology, high latitude systems and the cryosphere, climate and climate change, hydrothermal and cold seep systems. The structure of the work provides a modern presentation of the field, reflecting the input and different perspective of chemical, physical and biological oceanography, the specialized area of expertise of each of the three Editors-in-Chief. In this framework maximum attention has been devoted to making this an organic and unified reference.
If humankind were given a mandate to do everything in our power to
undermine the earth's functioning, we could hardly do a better job
than we have in the past thirty years on the world's oceans, both
by what we are putting into it-millions of tons of trash and toxic
materials-and by what we are taking out of it-millions of tons of
wildlife. Yet only recently have we begun to understand the scale
of those impacts.
Sediment Dynamics of Chinese Muddy Coasts and Estuaries: Physics, Biology and Their Interactions provides a forum for the latest research addressing the physics, sedimentary processes, biology, chemistry and ecological processes associated with these rapidly changing estuarine and coastal environments. The book explores the challenges and opportunities for future research in China's estuaries and coastal waters around the world, and uses China as a case study to provide answers to the causes of, and possible solutions to, these problems, presenting methodologies on working with observation and modelling analysis. China's coastal zone is facing many urgent issues in the environmental degradation and sustainable use of its marine resources. This book reviews and synthesizes papers from international research communities, including those from China, to exemplify and document their scientific approaches to manage and recover coastal ecological functions.
Lectures on Geophysical Fluid Dynamics offers an introduction to several topics in theoretical geophysical fluid dynamics, including the theory of large-scale ocean circulation, geostrophic turbulence, and Hamiltonian fluid dynamics. The book is based on an introductory course in dynamical oceanography offered to first-year graduate students at Scripps Institution of Oceanography. Each chapter is a self-contained introduction to its particular subject. Overall, the emphasis througout the book is on physical ideas rather than mathematical techniques. Readers are assumed to have had an elementary introduction to fluid dynamics, to know advanced calculus through partial differential equations, and to be familiar with the elementary ideas about linear waves, including the concept of group velocity.
Challenges and Innovations in Ocean In-Situ Sensors: Measuring Inner Ocean Processes and Health in the Digital Age highlights collaborations of industry and academia in identifying the key challenges and solutions related to ocean observations. A new generation of sensors is presented that addresses the need for higher reliability (e.g. against biofouling), better integration on platforms in terms of size and communication, and data flow across domains (in-situ, space, etc.). Several developments are showcased using a broad diversity of measuring techniques and technologies. Chapters address different sensors and approaches for measurements, including applications, quality monitoring and initiatives that will guide the need for monitoring.
This book offers a unique multidisciplinary integration of the physics of turbulence and remote sensing technology. Remote Sensing of Turbulence provides a new vision on the research of turbulence and summarizes the current and future challenges of monitoring turbulence remotely. The book emphasizes sophisticated geophysical applications, detection, and recognition of complex turbulent flows in oceans and the atmosphere. Through several techniques based on microwave and optical/IR observations, the text explores the technological capabilities and tools for the detection of turbulence, their signatures, and variability. FEATURES Covers the fundamental aspects of turbulence problems with a broad geophysical scope for a wide audience of readers Provides a complete description of remote-sensing capabilities for observing turbulence in the earth's environment Establishes the state-of-the-art remote-sensing techniques and methods of data analysis for turbulence detection Investigates and evaluates turbulence detection signatures, their properties, and variability Provides cutting-edge remote-sensing applications for space-based monitoring and forecasts of turbulence in oceans and the atmosphere This book is a great resource for applied physicists, the professional remote sensing community, ecologists, geophysicists, and earth scientists.
This collective book is a multidisciplinary approach on a key-topic for our common future: overfishing. The focus is addressed to the "Atlantic World", considering the main oceanic geography in which this problem born in the early 20th century. The volume offers a wide range of contributions from experts on the topic covering the most relevant areas of the Atlantic and explaining important case studies on overfishing recent history. Written in a historical perspective, the book looks for institutional regulatory solutions based on multilateral solutions and scientific advising. Founders thought on the topic and the understanding's evolution of the overfishing problem are mainly considered. This book is an accessible synthesis on overfishing history especially recommended for social scientists, historians, biologists, decision-makers and committed citizens.
Both authors are ideally suited to prepare this book, offering a nice mix of biological and geological expertise on coral reef systems. There is a glaring gap in the market for this book - there is no literature or database that comprehensively summarises the latest remote sensing imagery for global atolls. There is no comparable book. The treatment employs state-of-the-art satellite imagery and updates the existing Atlas of Coral Reefs by Spalding et al which came out more than 20 years ago. Atolls are a favorite topic of research in the biological/ecological and geological sciences due to their unusual ring-like reef form and their laboratory-like, isolated settings. The great strength and contribution of this book is the comprehensive analysis and summary of all these different atolls and their main characteristics in one place. The writing is excellent, striking a nice balance between providing enough detail while also being accessible to a general reader. A useful resource for a range of higher education courses, undergraduate and masters level courses i.e., coastal processes and environments, coral reefs and climate change, oceans coasts and climate. One reviewer says: "This is a superb volume, which I suspect will be much referred to. The authors a pre-eminent in this, and it will be authoritative as well as useful to a wide range of people."
Seawater desalination is increasing globally, and in light of this, it is necessary to look at the environmental and ecological impacts of desalination plants on the marine environment. Marine Impacts of Seawater Desalination: Science, Management, and Policy combines existing studies and new research into a unified work describing the interplay of seawater desalination and the marine environment. In particular, the book identifies knowledge gaps in the current data and recommends future research paths. The book also covers the established and emerging desalination processes and the policies and regulations applied to seawater desalination. Marine Impacts of Seawater Desalination is an ideal reference for engineers and developers working on environmental-related issues of seawater desalination, scientists and researchers studying these issues, as well as regulators and decision makers who can use this book as a useful guide for planning and operating desalination plants.
Spatio-temporal Analysis of Extreme Hydrological Events offers an extensive view of the experiences and applications of the latest developments and methodologies for analyzing and understanding extreme environmental and hydrological events. The book addresses the topic using spatio-temporal methods, such as space-time geostatistics, machine learning, statistical theory, hydrological modelling, neural network and evolutionary algorithms. This important resource for both hydrologists and statisticians interested in the framework of spatial and temporal analysis of hydrological events will provide users with an enhanced understanding of the relationship between magnitude, dynamics and the probability of extreme hydrological events.
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