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1 edition of Discrete precipitation effects on seasonal mixed layer dynamics in the North Pacific Ocean found in the catalog.

Discrete precipitation effects on seasonal mixed layer dynamics in the North Pacific Ocean

Mendal S. Livezey

Discrete precipitation effects on seasonal mixed layer dynamics in the North Pacific Ocean

by Mendal S. Livezey

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  • 11 Currently reading

Published .
Written in English


Edition Notes

ContributionsGarwood, Roland W., Chu, Pecheng
The Physical Object
Pagination71 p.
Number of Pages71
ID Numbers
Open LibraryOL25531403M

This study is on the effect of salinity on evaporation from water bodies and probable influence on the water cycle. Five different salts were used in this study, different concentrations of Magnesium Sulphate, Sodium Hydroxide, Sodium Chloride, Ammonium Chloride and Potassium Nitrate solutions in the neighbourhood of , , , , and g/cm 3 were prepared by dissolving This book presents a unique and comprehensive view of the fundamental dynamical and thermodynamic principles underlying the large circulations of the coupled ocean-atmosphere system Dynamics of The Tropical Atmosphere and Oceans provides a detailed description of macroscale tropical circulation systems such as the monsoon, the Hadley and Walker Circulations, El Nio, and the tropical ocean .

@article{osti_, title = {General circulation of the ocean}, author = {Abarbanel, H D.I. and Young, W R}, abstractNote = {This book is an analysis of the geophysics of ocean circulation and its interaction with the atmosphere. It reviews the new concepts and models which have emerged in the last five years, as well as classical theories and observations. Monterey, G. and S. Levitus. Seasonal Variability of Mixed Layer Depth for the World ocean. NOAA Atlas. NES 96 p. Parrish, Richard H. Regime Scale Fluctuations in the Circulation of the North Pacific. Workshop Report: Estuarine and Ocean Survival of Northeastern Pacific Salmon. NOAA Technical Memorandum. NOAA-TM-NMFS-NWFSC

Introduction. Turbulent mixing leads to the formation and maintenance of a quasi-homogenous surface region of salinity, temperature and density that is generally interpreted as the ocean surface mixed turbulent layer plays an important role in air-sea interactions through the flux and storage of heat, gases (e.g. CO 2), and ocean mixed layer controls not only the. For the ocean component, the tropical precipitation increase causes an increased freshwater flux into the Pacific Ocean, freshening of the surface layer, an increase of stratification, and a shoaling of the mixed layer (Figure 7b, centre and right). Large‐scale patterns of precipitation increase (decrease), surface freshening (salinization.


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Discrete precipitation effects on seasonal mixed layer dynamics in the North Pacific Ocean by Mendal S. Livezey Download PDF EPUB FB2

Approved for public release; distribution is unlimitedThis study was conducted to examine the effects of discrete precipitation events on the short-term and seasonal evolution of ocean mixed layer temperature and salinity structure. This study was located at Ocean Station "P" (50°N, °W) in the Northeast Pacific : Mendal S.

Livezey. The over‐all annual average mixed‐layer depth throughout the North Pacific is 75 meters. This annual average varies from 15 meters off the coast of Panama to meters in the Bering Sea. In general, the average mixed‐layer depth decreases northward from the equator to approximately 20°–40°N and then increases again at higher by: Discrete Precipitation Effects on Seasonal Mixed Layer Dynamics in the North Pacific Ocean by Mendal S.

Livezey Lieutenant, United States Navy B.S., Indiana University, Submitted in partial fulfillment of the requirements for the degree of MASTER OF SCIENCE IN METEOROLOGY AND OCEANOGRAPHY from the NAVAL POSTGRADUATE SCHOOL.

Ocean Mixed layer • Turbulence creates a well mixed surface layer where temperature (T), salinity (S) and density (ρ) are nearly uniform with depth • Primarily driven by vertical processes (assumed here) but can interact with 3-D circulation • Density jump usually controlled by.

Introduction [2] The ocean mixed layer plays a critical role in the climate system by controlling the exchange of heat and momentum between the atmosphere and the ocean. One of the most important features of the ocean mixed layer in understanding the climate system is how deep the mixed layer depth (MLD) grows in winter, responding to the surface by: Zhang, R-H., and S.

Levitus, Structure and cycle of decadal variability of upper ocean temperature in the North Pacific. Climate, 10, Zhang, R-H., and S. Levitus, Interannual variability of the coupled tropical Pacific ocean-atmosphere system associated with the El Nino-Southern Oscillation, J. Climate, 10, The Madden–Julian oscillation (MJO) is a system of large-scale coupled patterns of atmospheric convection and winds that originate in the western tropical Indian Ocean, propagate eastward along the equator, and eventually die out in the eastern Pacific Ocean (Madden and Julian ).Atmospheric MJO forcing exerts a profound influence on the mixed layer of the tropical Indian and Pacific.

Ocean Mixed Layer Observations and Modeling of Precipitating Events. A main focus of the SPURS-2 campaign was to study the effects of precipitation on upper-ocean structure and mixing, and how these localized rain events evolve in the ocean to produce the large-scale salinity structure.

To explore the submesoscale eddies in the tropical Pacific Ocean, one of the hindcast runs of the State Key Laboratory of Numerical Modeling for Atmospheric Sciences and Geophysical Fluid Dynamics/Institute of Atmospheric Physics (LASG/IAP) Climate Ocean Model (LICOM; Yu et al.

; Liu et al. ) is used in this study. The global model. Illustration of the stochastic climate model paradigm showing a random (e.g., “white noise”) atmospheric heat flux forcing time series (top graph) and the upper-ocean mixed-layer.

The role of meso-scale eddies in mixed layer deepening and mode water formation in the western North Pacific. Oceanogr. 68, 63–77 (). Liu C. & Li P. The impact of meso-scale eddies on the subtropical mode water in the western North Pacific.

Ocean Univ. Ch – (). precipitation is generally small below m, where salinities are mostly between about and at all latitudes. Zones where salinity decreases with depth are typically found occur at low latitudes and mid latitudes, between the mixed surface layer and the deep ocean.

These zones are. Seasonal changes in mixed layer depth and net evaporation (precipitation) do influence the seasonality in TCO 2 and TA.

However, these processes tend to increase (decrease) the TCO 2 (TA) in unison, resulting in a small net effect on seasonal change in Ω ar for most of the region.

Given appropriate mixed-layer variations, the subducted potential vorticity can become nearly uniform, as obtained in (B).

These model solutions are for an imposed anticyclonic wind forcing and a mixed layer, which becomes thicker to the north and denser to the north and east. (Reproduced with permission from Williams ().). The boundary layer height (BLH) determines the interface between the lower and the free atmosphere, and it is a key variable in numerical simulations and aerosol and environmental pollution studies.

This article proposes a novel method in conjunction with numerical regularization to analyze the climate characteristics of the marine boundary layer height (MBLH) using – GPS-RO data.

Evaporation Effect on the Mediterranean Sea Mixed Layer Dynamics, MS in Physical Oceanography, September (Sponsor: NPS Direct Fund). (1) M. Scott Livezey. Discrete Precipitation Effects on Seasonal Mixed Layer Dynamics in the North Pacific.

MS in Meteorology and Oceanography, September (Sponsor: NPS Direct Fund). PhD Committees. Weiqing Han's 98 research works with 3, citations andreads, including: Experimental Assessments on Impacts of Salinity Anomalies on the Positive Indian Ocean Dipole.

Scientists across the globe are trying to figure out why the ocean is becoming more violent and what, if anything, can be done about it. Ocean currents, including the ocean conveyor belt, play a key role in determining how the ocean distributes heat energy throughout the planet, thereby regulating and stabilizing climate patterns.

MLD in density with a variable threshold criterion (equivalent to a °C decrease) This mixed layer depth is a Density-Mixed Layer Depth, or Isopycnal Layer Depth.

We estimate this MLD, named MLD_DReqDTm02, from a variable threshold on density profiles. The variable criterion in density corresponds to a °C variation in local temperature/salinity conditions.

The KE is the window where the winter-mixed layer ventilates the main thermocline of the North Pacific to the south. The ventilation makes the KE an important carbon s39, Results from. In the North Pacific Subtropical Gyre (NPSG), an annual pulse of sinking organic carbon is observed at m between July and August, driven by large diatoms found in association with nitrogen.This book consists of the articles from the special issue of “‘Hot Spots’ in the Climate System” in the Journal of Oceanography, Vol.

71 No. 5,comprising 9 chapters that cover a wide spectrum of spinoff book is a collection of papers on the scientific outcomes of a nationwide 5-year project funded by the Japanese Ministry of Education, Culture, Sports, Science and.Oceanic mixed layer Importance of the mixed layer.

The mixed layer plays an important role in the physical climate. Because the specific heat of ocean water is much larger than that of air, the top m of the ocean holds as much heat as the entire atmosphere above it.

Thus the heat required to change a mixed layer of m by 1 °C would be sufficient to raise the temperature of the.