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Books > Earth & environment > Earth sciences > The hydrosphere > Oceanography (seas)
This book discusses the sources of uncertainty in future model projections of the tropical Pacific SST warming pattern under global warming. It mainly focuses on cloud radiation feedback and ocean dynamical effect, which reveal to be the two greatest sources of uncertainty in the tropical Pacific SST warming pattern. Moreover, the book presents a correction for model projections of the tropical Pacific SST warming pattern based on the concept of "observational constraints"; the corrected projection exhibits a more El Nino-like warming pattern.
The current warming trends in the Arctic may shove the Arctic system into a seasonally ice-free state not seen for more than one million years. The melting is accelerating, and researchers were unable to identify natural processes that might slow the deicing of the Arctic. Such substantial additional melting of Arctic and Antarctic glaciers and ice sheets would raise the sea level worldwide, flooding the coastal areas where many of the world's population lives. Studies, led by scientists at the National Center for Atmospheric Research (NCAR) and the University of Arizona, show that greenhouse gas increases over the next century could warm the Arctic by 3-5 C in summertime. Thus, Arctic summers by 2100 may be as warm as they were nearly 130,000 years ago, when sea levels eventually rose up to 6 m higher than today.
This is more than the story of a voyage. It is the story of Bernard and Francoise MoitessierAs honeymoon voyage from Europe to the islands of the Pacific and back by way of Cape Horn. Setting out from Tahiti, they took the alogical routeA back because it was the fastest, taking them through the Roaring Forties, through the high attitudes of relentless gale-force winds, and through iceberg territory. Their survival was due to great seamanship, careful preparation, and perhaps also their sense of harmony with JOSHUA and the sea. It is the story of JOSHUA (named for their sailing hero, Joshua Slocum), the dreamboat that became a reality, of how Moitessier recovered from the disaster of losing his previous boat u which he built himself u to pursue his great love, sailing the worldAs oceans. It is also a marinerAs guide to the pleasures and perils of sailing the Trade Winds, the archipelagos of the Pacific, and the Cape Horn route including preparation suggestions and the sailing survival knowledge that made the MoitessierAs voyage successful and joyous. Bernard Moitessier was one of the worldAs great small-boat sailors, and he displays his skills and knowledge in this book. He writes
Long regarded as an empty and inhospitable environment, the deep ocean is rapidly emerging as an ecological hot spot with a remarkable diversity of biological life. Yet, the world's oceans are currently on a dangerous trajectory of decline, threatened by acidification, oil and gas drilling, overfishing, and, in the long term, deep-sea mining, bioprospecting, and geo-engineering. In The Geopolitics of Deep Oceans, noted environmental sociologist John Hannigan examines the past, present and future of our planet's 'final frontier'. The author argues that our understanding of the deep - its definition, boundaries, value, ownership, health and future state - depends on whether we see it first and foremost as a resource cornucopia, a political chessboard, a shared commons, or a unique and threatened ecology. He concludes by locating a new storyline that imagines the oceans as a canary-in-the-mineshaft for gauging the impact of global climate change. The Geopolitics of Deep Oceans is a unique introduction to the geography, law, politics and sociology of the sub-surface ocean. It will appeal to anyone seriously concerned about the present state and future fate of the largest single habitat for life on our planet.
The aim of this International Symposium on Dynamics of Vibro-Impact Systems is to provide a forum for the discussion of recent developments in the theory and industrial applications of vibro-impact ocean systems. A special effort has been made to invite active researchers from engineering, science, and applied mathematics communities. This symposium has indeed updated engineers with recent analytical developments of vibro-impact dynamics and at the same time allowed engineers and industrial practitioners to alert mathematicians with their unresolved issues. The symposium was held in Troy, Michigan, during the period October 1-3, 2008. It included 28 presentations grouped as follows: The first group comprises of nine papers dealing with the interaction of ocean systems with slamming waves and floating ice. It also covers related topics such as sloshing-slamming dynamics, and non-smooth dynamics associated with offshore structures. Moreover, it includes control issues pertaining to marine surface vessels. The second group consists of fifteen papers treats the interaction of impact systems with friction and their control, Hertzian contact dynamics, parameter variation in vibro-impact oscillators, random excitation of vibro-impact systems, vibro-impact dampers, oscillators with a bouncing ball, limiting phase trajectory corresponding to energy exchange between the oscillator and external source, frequency-energy distribution in oscillators with impacts, and discontinuity mapping. The third group is covered in four papers and addresses some industrial applications such as hand-held percussion machines, rub-impact dynamics of rotating machinery, impact fatigue in joint structures.
On January 2, 1678, a fleet of French ships sank off the Venezuelan coast. This proved disastrous for French naval power in the region, and sparked the rise of a golden age of piracy. Tracing the lives of fabled pirates like the Chevalier de Grammont, Nikolaas Van Hoorn, Thomas Paine, and Jean Comte d'Estrées, The Lost Fleet portrays a dark age, when the outcasts of European society formed a democracy of buccaneers, settling on a string of islands off the African coast. From there, the pirates haunted the world's oceans, wreaking havoc on the settlements along the Spanish mainland and -- often enlisted by French and English governments -- sacking ships, ports, and coastal towns. More than three hundred years later, writer, explorer, and deep-sea diver Barry Clifford follows the pirates' destructive wake back to Venezuela. With the help of a lost map, drawn by the captain of the lost French fleet, Clifford locates the site of the disaster and wreckage of the once-mighty armada.
Human experience has shown how great cities, nations, and empires have either collapsed or retired from their predominant stature when natural resources are depleted to an extent that exceeds the ability of the environment to restore or replenish their supply. This book explores the challenges facing coastal areas during the next few decades and the difficult decisions needed to prevent a repeat of the past. Establishing, maintaining or enhancing a sense of environmental security in different coastal regions and improving the management of critical infrastructure will require (i) matching human demands with available environmental resources; (ii) recognition of environmental security threats and infrastructure vulnerabilities; and, (iii) identification of the range of available options for preventing and/or minimizing natural disasters, technological failures, and/or terror actions.
* Chapters describe the impact of our reliance plastics in certain sectors and how they relate to microplastic pollution * Investigates emerging solutions to the microplastic pollution * Presents a multi-disciplinary perspective, covering topics such as analytical techniques, quantitative techniques, environmental monitoring and human health monitoring
How to recognize and avoid running afoul of the creatures that bite or sting, are poisonous when eaten, or are otherwise potentially harmful. A handy reference for swimmers, boaters, divers, anglers, and water-lovers.
Ocean Wave Dynamics is the most up-to-date book of its kind on the three main processes responsible for the generation and evolution of ocean waves: (i) atmospheric input from the wind, (ii) wave breaking and (iii) nonlinear interactions.Ocean waves are important for many reasons. They are the major environmental impact on in the design of coastal or offshore structures. Ocean waves are also fundamental to the processes of coastal flooding and beach erosion. They will play a major role in storm related coastal flooding which will rise in frequency as a result of sea level rise. Ocean waves are also an important part of the coupled ocean-atmosphere system. They determine the roughness of the ocean surface and hence have an impact on winds, fluxes of energy, gases and heat to the ocean and even the stability of ice sheets.Containing the latest research on ocean waves, it is a valuable resource for an overview of knowledge in this important field.Related Link(s)
Microbial ecology is now recognized to be fundamental for understanding the natural world around us and is essential for examining life in the oceans. For the first time, this book brings together international experts to explore the incredibly diverse collection of microbes (and viruses) found in the oceans and to dissect many of the processes mediated by these microbes in aquatic environments. Although the oceans are emphasized, the organisms and processes discussed in the book occur in nearly all natural environments, including rivers and lakes. Microbial Ecology of the Oceans reviews some basics of marine microbiology and provides a foundation for researchers and students new to the field while also examining several questions currently being discussed in modern microbial ecology. The book brings together concepts from autoecological studies of individual bacterial groups and from ecological studies of microbial assemblages in the oceans. In addition to drawing on the rich history of microbiology, Microbial Ecology of the Oceans uses the latest advances in biological and chemical oceanography and limnology to examine the role of marine microbes and viruses in the oceans. Some of the topics covered by this informative book include:
Microbial Ecology of the Oceans elucidates the role of microbes in food web dynamics and biogeochemical cycles in the ocean. It will prove to be an indispensable resource for students and researchers in biological and chemical oceanography, geochemistry, marine chemistry, freshwater ecology, and microbiology. Also in this series:
A comprehensive introduction to the most commonly used statistical methods relevant in atmospheric, oceanic and climate sciences. Each method is described step-by-step using plain language, and illustrated with concrete examples, with relevant statistical and scientific concepts explained as needed. Particular attention is paid to nuances and pitfalls, with sufficient detail to enable the reader to write relevant code. Topics covered include hypothesis testing, time series analysis, linear regression, data assimilation, extreme value analysis, Principal Component Analysis, Canonical Correlation Analysis, Predictable Component Analysis, and Covariance Discriminant Analysis. The specific statistical challenges that arise in climate applications are also discussed, including model selection problems associated with Canonical Correlation Analysis, Predictable Component Analysis, and Covariance Discriminant Analysis. Requiring no previous background in statistics, this is a highly accessible textbook and reference for students and early-career researchers in the climate sciences.
This book is an overview of the state-of-the art developments in
sedimentology of tsunami-induced and tsunami-affected deposits,
namely tsunamiites. It also points out any problems that need
additional investigation, as well as providing insight into the
direction of future tsunamiite researches. Important
characteristics of tsunami wave and tsunami currents are explained.
There are reports on the sediments generated by recent tsunami
including the 2004 Indian Ocean tsunami presented. Tsunamiites
induced by other seismic activities, a submarine slump and a
volcanic eruption are investigated as well.
Humans have had a long relationship with the ebb and flow of tides on river deltas around the world. The fertile soils of river deltas provided early human civilizations with a means of farming crops and obtaining seafood from the highly productive marshes and shallow coastal waters associated with deltas. However, this relationship has at times been both nurturing and tumultuous for the development of early civilizations. The vicissitudes of seasonal changes in river flooding events as well as frequently shifting deltaic soils made life for these early human settlements challenging. These natural transient processes that affect the supply of sediments to deltas today are in many ways very similar to what they have been over the millennia of human settlements. But something else has been altered in the natural rhythm of these cycles. The massive expansion of human populations around the world in both the lower and upper drainage basins of these large rivers have changed the manner in which sediments and water are delivered to deltas. Because of the high density of human populations found in these regions, humans have developed elaborate hydrological engineering schemes in an attempt to "tame" these deltas. The goal of this book is to provide information on the historical relationship between humans and deltas that will hopefully encourage immediate preparation for coastal management plans in response to the impending inundation of major cities, as a result of global change around the world.
This 1995 text is addressed to advanced students in oceanography, meteorology and environmental sciences, as well as to professional researchers in these fields. It aims to acquaint them with advances in experimental and theoretical investigations of ocean-atmosphere interactions, a rapidly developing field in earth sciences. Particular attention is paid to the scope and perspectives for satellite measurements and mathematical modeling. Approaches to the construction of coupled ocean-atmosphere models (from the simplest one-dimensional to the most comprehensive three-dimensional ones) for the solution of key problems in climate theory are discussed in detail. Field measurements and the results of numerical climate simulations are presented, to help understand the variability arising from various natural and anthropogenic factors.
Our desire to understand the global carbon cycle and its link to the climate system represents a huge challenge. These overarching questions have driven a great deal of scientific endeavour in recent years: What are the basic oceanic mechanisms which control the oceanic carbon reservoirs and the partitioning of carbon between ocean and atmosphere? How do these mechanisms depend on the state of the climate system and how does the carbon cycle feed back on climate? What is the current rate at which fossil fuel carbon dioxide is absorbed by the oceans and how might this change in the future? To begin to answer these questions we must first understand the distribution of carbon in the ocean, its partitioning between different ocean reservoirs (the "solubility" and "biological" pumps of carbon), the mechanisms controlling these reservoirs, and the relationship of the significant physical and biological processes to the physical environment. The recent surveys from the JGOFS and WOCE (Joint Global Ocean Flux Study and World Ocean Circulation Ex periment) programs have given us a first truly global survey of the physical and biogeochemical properties of the ocean. These new, high quality data provide the opportunity to better quantify the present oceans reservoirs of carbon and the changes due to fossil fuel burning. In addition, diverse process studies and time-series observations have clearly revealed the complexity of interactions between nutrient cycles, ecosystems, the carbon-cycle and the physical envi ronment."
The Whale in the Living Room follows the thrilling adventures of film-maker, John Ruthven, as he travels the globe, dives into our oceans and passionately recounts his life-affirming experiences. What creatures could remain undiscovered in the 95 per cent of the seas that have not been thoroughly explored? How vast, really, are our oceans? The surface of Mars and Venus are better known to us than Earth's seabed. Yet to map the world's ocean to even 100-metre blocks of accuracy, something that environmentalists say is essential for its protection, could take another 300 years. Even creatures that are known to us, like the giant squid, have proved too difficult to accurately capture on film. Quite literally immersed in his subject, John can help readers understand the magnitude of our planet's oceans and why it is so important for us to protect our seas and the creatures that inhabit them. He is the only producer to have worked full-time on both series of Blue Planet, as well as nearly fifty other films about the sea. Through his first-hand experience, John shows us the loneliness of whale calves in the deep blue, the fear of seals as they dodge great white sharks near the coast, or the curiosity of octopus staring back at us through the camera. His book takes us through the blue rings of South Pacific coral atolls, on submarine rides into the abyss with ancient life forms, and up close and personal encounters with singing humpback whales that make you feel the water around you. The Whale in the Living Room, like the proverbial 'elephant in the room', is also about how, until recently, we have been largely blind to our polluting of the seas. John, for example, explores how plastic 'went wild' in the ocean; tries to understand how we got into this mess; and see if we can ever untangle the oceans from its grip.
Geology of the United States' Seafloor presents new, definitive studies of the seafloor adjacent to various regions of the United States--the West Coast, East Coast, Alaskan margin, Gulf of Mexico and the Caribbean--from the GLORIA long-range sidescan sonar images, complementary seismic profiling, and magnetic surveys. This spectacular dataset provides a new insight into the structural evolution of the seafloor, and the sedimentary processes that have modified it. Such a comprehensive interpretation of the images, in the context of the geology and geological processes of the seafloor, is presented here for the first time. New concepts have emerged and scientists have garnered much new knowledge as a result of this surveying. Geology of the United States' Seafloor will be useful to the broad range of advanced students and scientists studying the continental margins and the seafloors of the world.
Sea Ice Image Processing with MATLAB addresses the topic of image processing for the extraction of key sea ice characteristics from digital photography, which is of great relevance for Artic remote sensing and marine operations. This valuable guide provides tools for quantifying the ice environment that needs to be identified and reproduced for such testing. This includes fit-for-purpose studies of existing vessels, new-build conceptual design and detailed engineering design studies for new developments, and studies of demanding marine operations involving multiple vessels and operational scenarios in sea ice. A major contribution of this work is the development of automated computer algorithms for efficient image analysis. These are used to process individual sea-ice images and video streams of images to extract parameters such as ice floe size distribution, and ice types. Readers are supplied with Matlab source codes of the algorithms for the image processing methods discussed in the book made available as online material. Features Presents the first systematic work using image processing techniques to identify ice floe size distribution from aerial images Helps identify individual ice floe and obtain floe size distributions for Arctic offshore operations and transportation Explains specific algorithms that can be combined to solve various problems during polar sea ice investigations Includes MATLAB (R) codes useful not only for academics, but for ice engineers and scientists to develop tools applicable in different areas such as sustainable arctic marine and coastal technology research Provides image processing techniques applicable to other fields like biomedicine, material science, etc
The Baltic Sea oceanographic research community is wide and the research history is over 100 years old. Nevertheless, there is still no single, coherent book on the physical oceanography of the Baltic Sea as a whole. There is a strong need for such a book, coming from working oceanographers as well as the university teaching programmes in advanced undergraduate to graduate levels. In the regional conference series in physical oceanography (Baltic Sea Science Conference, Baltic Sea Oceanographers' conference, Baltex-conferences) about 500 scientists take part regularly. Even more scientists work in the fields of marine biology, chemistry and the environment, and they need information on the physics of the Baltic Sea as well. There are nine countries bordering on the Baltic Sea and five more in the runoff area. The Baltic Sea as a source of fish, means of transportation and leisure activities is highly important to the regional society. In the runoff area there are a total of 85 million people. Research and protection strategies need to be developed, as the Baltic Sea is probably the most polluted sea in the world. Since the Baltic Sea has become an inner sea of the EU (apart from small shore parts of Russia in Petersburg and Kaliningrad), it is anticipated that the importance of the region will consequently rise. The book will arouse interest among students, scientists and decision makers involved with the Baltic problems. It will also give important background information for those working with biogeochemical processes in the Baltic Sea, because the physical forcing for those processes is of vital importance.
There are incentive indications that the growth of human population, the increasing use and abuse of natural resources combined with climate changes (probably due to anthropic pollution, to some extent) exert a considerable stress on closed (or semi-enclosed) seas and lakes. In many regions of the world, marine and lacustrine hydrosystems are (or have been) the object of severe or fatal alterations, from changes in regional hydrological regimes and/or modifications of the quantity or the quality of water resources associated with (natural or man-made) land reclamation, deterioration of geochemical balances (increased salinity, oxygen's depletion .. . ), mutations of ecosystems (eutrophication, dramatic decrease in biological diversity ... ) to geological disturbances and to the socio-economic perturbations which have been - or may be in the near future - the consequences of them. Seas and lakes are dying all over the world and some may be regarded as already dead and there is an urgent need to try to understand how this is happening and identify the causes of the observed mutations, weighing the relative effects of climatic evolution and anthropic interferences. This book is the outcome of the NATO Advanced Research Workshop, held in Liege in May 2003. The Workshop was organized at th the University of Liege as a follow on meeting to the 35 International Liege Colloquium on Ocean Dynamics, dedicated in 2003 to Dying and Dead Seas. The book contains the synthesis of the lectures given by 16 main speakers during the ARW.
Authored by world-class scientists and scholars, The Handbook of Natural Resources, Second Edition, is an excellent reference for understanding the consequences of changing natural resources to the degradation of ecological integrity and the sustainability of life. Based on the content of the bestselling and CHOICE-awarded Encyclopedia of Natural Resources, this new edition demonstrates the major challenges that the society is facing for the sustainability of all well-being on the planet Earth. The experience, evidence, methods, and models used in studying natural resources are presented in six stand-alone volumes, arranged along the main systems of land, water, and air. It reviews state-of-the-art knowledge, highlights advances made in different areas, and provides guidance for the appropriate use of remote sensing and geospatial data with field-based measurements in the study of natural resources. Volume 6, Atmosphere and Climate, covers atmospheric pollution and the complexity of atmospheric systems and their interactions with human activity. As an excellent reference for fundamental information on air systems, the handbook includes coverage of acid rain and nitrogen deposition, air pollutants, elevated carbon dioxide, atmospheric circulation patterns, and climate change effects on polar regions and climatology. New in this edition are discussions on aerosols monitoring and mapping, greenhouse gases, the Greenland ice sheet, and mountainous regions. This book presents the key processes, methods, and models used in studying the impact of air pollution on ecosystems worldwide. Written in an easy-to-reference manner, The Handbook of Natural Resources, Second Edition, as individual volumes or as a complete set, is an essential reading for anyone looking for a deeper understanding of the science and management of natural resources. Public and private libraries, educational and research institutions, scientists, scholars, and resource managers will benefit enormously from this set. Individual volumes and chapters can also be used in a wide variety of both graduate and undergraduate courses in environmental science and natural science at different levels and disciplines, such as biology, geography, earth system science, and ecology.
Mass Transport, Gravity Flows, and Bottom Currents: Downslope and Alongslope Processes and Deposits focuses solely on important downslope and alongslope processes. The book provides clear definitions and characteristics based on soil mechanics, fluid mechanics and sediment concentration by volume. It addresses Slides, Slumps, and Debris Flows, Grain Flows, Liquefied/Fluidized Flows, and Turbidity Currents, Density plumes, Hyperpycnal Flows, the Triggering Mechanisms of Downslope Processes, Bottom Currents, and Soft-Sediment Deformation Structures. The mechanics of each process are described in detail and used to provide empirically-driven categories to help recognize these deposits it the rock record. Case studies clearly illustrate of the problems inherent in recognizing these processes in the rock record, and potential solutions are provided alongside future avenues of research. An appendix also provides step-by-step guidance in describing and interpreting sediments.
In the wake of the disastrous tsunami which struck Papua New Guinea in 1998, this volume presents 20 state-of-the-art contributions on landslide tsunamis, including earthquake characteristics and ground motions, modeling of landslides in geotechnical engineering, field surveys on land and at sea, simulations of past, present, and potential future tsunamis, and theoretical studies of tsunami generation by landslides.
First published in 1987, Maritime Boundaries and Ocean Resources is a collection of essays which examines the political jurisdiction of ocean boundaries and the affects that this has on the world's oceans. It examines how the intensification of ocean use has raised questions of how rational planning, and the management of the oceans can avoid increasingly environmental damage and sea use conflict and examines the ocean as a tool for space, trade and communication. It also addresses the creation of integrated regional planning for ocean management. |
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