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Book Thermohaline Circulation Stability in a Copuled Land ocean atmosphere Box Model

Download or read book Thermohaline Circulation Stability in a Copuled Land ocean atmosphere Box Model written by David Michael Sirkin and published by . This book was released on 1998 with total page 49 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Thermohaline Circulation Stability

Download or read book Thermohaline Circulation Stability written by Valerio Lucarini and published by . This book was released on 2003 with total page 66 pages. Available in PDF, EPUB and Kindle. Book excerpt: Part I: A thorough analysis of the stability of the uncoupled Rooth inter-hemispheric 3-box model of thermohaline circulation (THC) is presented. The model consists of a northern high latitudes box, a tropical box, and a southern high latitudes box, which respectively correspond to the northern, tropical and southern Atlantic ocean. We adopt restoring boundary conditions for the temperature variables and flux boundary conditions for the salinity variables. We study how the strength of THC changes when the system undergoes forcings that are analogous to those of global warming conditions by applying to the equilibrium state perturbations to the moisture and heat fluxes into the three boxes. In each class of experiments, we determine, using suitably defined metrics, the boundary dividing the set of forcing scenarios that lead the system to equilibria characterized by a THC pattern similar to the present one, from those that drive the system to equilibria where the THC is reversed. Fast increases in the moisture flux into the northern high latitude box strongly inhibits the breakdown and can prevent it, in the case of slow increases in the Northern Hemisphere. Similarly, high rates of heat flux increase in the Northern Hemisphere destabilize the system more effectively than low ones, and increases in the heat fluxes in the Southern Hemisphere tend to stabilize the system.

Book Thermohaline Circulation Stability

Download or read book Thermohaline Circulation Stability written by Valerio Lucarini and published by . This book was released on 2005 with total page 29 pages. Available in PDF, EPUB and Kindle. Book excerpt: Part I: A thorough analysis of the stability of the uncoupled Rooth inter-hemispheric 3-box model of thermohaline circulation (THC) is presented. The model consists of a northern high latitudes box, a tropical box, and a southern high latitudes box, which respectively correspond to the northern, tropical and southern Atlantic ocean. We adopt restoring boundary conditions for the temperature variables and flux boundary conditions for the salinity variables. We study how the strength of THC changes when the system undergoes forcings that are analogous to those of global warming conditions by applying to the equilibrium state perturbations to the moisture and heat fluxes into the three boxes. In each class of experiments, we determine, using suitably defined metrics, the boundary dividing the set of forcing scenarios that lead the system to equilibria characterized by a THC pattern similar to the present one, from those that drive the system to equilibria where the THC is reversed. Fast increases in the moisture flux into the northern high latitude box strongly inhibits the breakdown and can prevent it, in the case of slow increases in the Northern Hemisphere. Similarly, high rates of heat flux increase in the Northern Hemisphere destabilize the system more effectively than low ones, and increases in the heat fluxes in the Southern Hemisphere tend to stabilize the system.

Book The Oceanic Thermohaline Circulation

Download or read book The Oceanic Thermohaline Circulation written by Hendrik M. van Aken and published by Springer Science & Business Media. This book was released on 2007-03-12 with total page 337 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book presents a global hydrographic description of the thermohaline circulation, an introduction to the theoretical aspects of this phenomenon, and observational evidence for the theory. The hydrographic description and the observational evidence are based on data sources available via internet, mainly from the World Oceanographic Experiment (WOCE). The book also offers an introduction to hydrographic analysis and interpretation.

Book Stability of the thermohaline circulation in analytical and numerical models

Download or read book Stability of the thermohaline circulation in analytical and numerical models written by Gerrit Lohmann and published by . This book was released on 1996 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Encyclopedia of Ocean Sciences

Download or read book Encyclopedia of Ocean Sciences written by John H. Steele and published by Academic Press. This book was released on 2001-09-20 with total page 3399 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Encyclopedia of Ocean Sciences is the most current, authoritative, and comprehensive resource on the science of the oceans. This ambitious work includes contributions from leading scientists around the world on the physical processes that drive the oceans and the chemical, biological, and geological disciplines. The Encyclopedia also covers ancillary topics such as ocean technology, law of the oceans, global programs, marine policy, the use of the oceans for food and energy, and the impact of pollution and climate changes. The many different methods used to study the oceans are covered, from ship-based systems to satellite remote sensing. Users will enjoy easy access to more than 400 articles, each approximately 3000-4000 words in length with further reading lists and extensive cross referencing. Each article provides comprehensive coverage of a particular topic, and is designed for a wide audience of students, academics, researchers, and professionals. The articles are written at a level that allows undergraduate students to understand the material, while providing active researchers with the latest technical information. Also available online on ScienceDirect. For online version information, please visit http://www.info.sciencedirect.com/reference_works Presents 402 original articles covering all the physical, chemical and biological aspects of ocean science Brings together classic scientific theories with the newest discoveries, technologies, and applications Written by the world's leading researchers and developed by a prestigious editorial board Makes information easy to find with an intuitive format, extensive cross references, further reading lists, and complete index Illustrated with more than 1900 figures and full color throughout Developed alongside each other, the Encyclopedia of Ocean Sciences together with the Encyclopedia of Atmospheric Sciences provide readers a with comprehensive resource, and a link between these two fields.

Book Ocean Circulation

    Book Details:
  • Author : Andreas Schmittner
  • Publisher : John Wiley & Sons
  • Release : 2013-05-02
  • ISBN : 1118671880
  • Pages : 752 pages

Download or read book Ocean Circulation written by Andreas Schmittner and published by John Wiley & Sons. This book was released on 2013-05-02 with total page 752 pages. Available in PDF, EPUB and Kindle. Book excerpt: Published by the American Geophysical Union as part of the Geophysical Monograph Series, Volume 173. The ocean's meridional overturning circulation (MOC) is a key factor in climate change. The Atlantic MOC, in particular, is believed to play an active role in the regional and global climate variability. It is associated with the recent debate on rapid climate change, the Atlantic Multi-Decadal Oscillation (AMO), global warming, and Atlantic hurricanes. This is the first book to deal with all aspects of the ocean's large-scale meridional overturning circulation, and is a coherent presentation, from a mechanistic point of view, of our current understanding of paleo, present-day, and future variability and change. It presents the current state of the science by bringing together the world's leading experts in physical, chemical, and biological oceanography, marine geology, geochemistry, paleoceanography, and climate modeling. A mix of overview and research papers makes this volume suitable not only for experts in the field, but also for students and anyone interested in climate change and the oceans.

Book The Ocean s Thermohaline Circulation

Download or read book The Ocean s Thermohaline Circulation written by Tertia M. C. Hughes and published by . This book was released on 1991 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Thermohaline Circulation Stability

Download or read book Thermohaline Circulation Stability written by Valerio Lucarini and published by . This book was released on 2003 with total page 194 pages. Available in PDF, EPUB and Kindle. Book excerpt: (Cont.) In the coupled model a direct representation of the radiative forcing is possible, since the main atmospheric physical processes responsible for freshwater and heat fluxes are formulated separately. Although only weakly asymmetric or symmetric radiative forcings are representative of physically reasonable conditions, we consider general asymmetric forcings, in order to get a more complete picture of the mathematical properties of the system. We also consider different choices for the atmospheric transport parametrizations and for the ratio between the high latitude to tropical radiative forcing, and analyze the sensitivity of our results to changes in these parameters. We generally find that fast forcings are more effective than slow forcings in disrupting the present THC patterns, forcings that are stronger in the northern box are also more effective in destabilizing the system, and that very slow forcings do not destabilize the system whatever their asymmetry, unless the radiative forcings are very asymmetric and the atmospheric transport is a relatively weak function of the meridional temperature gradient. The changes in the strength of the THC are primarily forced by changes in the latent heat transports, because of their sensitivity to temperature that arises from the Clausius-Clapeyron relation.

Book Influence of CO2 emission rates on the stability of the thermohaline circulation

Download or read book Influence of CO2 emission rates on the stability of the thermohaline circulation written by T.F. STOCKER and published by . This book was released on 1997 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Stability of the Thermohaline Circulation in an Analytical Investigation

Download or read book Stability of the Thermohaline Circulation in an Analytical Investigation written by Rüdiger Gerdes and published by . This book was released on 1995 with total page 28 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Ocean Circulation and Climate

Download or read book Ocean Circulation and Climate written by Sybren S. Drijfhout and published by Elsevier Inc. Chapters. This book was released on 2013-10-22 with total page 68 pages. Available in PDF, EPUB and Kindle. Book excerpt: Conceptual models are a vital tool for understanding the processes that maintain the global ocean circulation, both in nature and in complex numerical ocean models. In this chapter we provide a broad overview of our conceptual understanding of the wind-driven circulation, the thermohaline circulation, and their transient behavior. While our conceptual understanding of the time-mean wind-driven circulation is now fairly mature, basic questions remain regarding the thermohaline circulation, for example, surrounding its overall strength and stability. Similarly, basic questions remain regarding the transient adjustment and internal variability of the ocean circulation.