Results 11 to 20 of about 168,615 (209)

On the Factors Driving Upper-Ocean Salinity Variability at the Western Edge of the Eastern Pacific Fresh Pool [PDF]

open access: yesOceanography, 2019
The tropical Eastern Pacific Fresh Pool (EPFP) has some of the highest precipitation rates and lowest sea surface salinities found in the open ocean. In addition, the sea surface salinity in the EPFP exhibits one of the strongest annual cycles in the ...
J. Thomas Farrar, Albert J. Plueddemann
doaj   +4 more sources

Validation of FOAM near-surface ocean current forecasts using Lagrangian drifting buoys [PDF]

open access: yesOcean Science, 2012
In this study, the quality of near-surface current forecasts from the FOAM ocean forecasting system is assessed using the trajectories of Lagrangian drifting buoys.
E. W. Blockley, M. J. Martin, P. Hyder
doaj   +5 more sources

Ocean surface currents estimated from satellite remote sensing data based on a global hexagonal grid

open access: yesInternational Journal of Digital Earth, 2023
Global ocean surface currents estimated from satellite derived data based on a regular global grid are affected by the grid’s shape and placement.
Wenbo Wang   +4 more
doaj   +1 more source

Observations of Upwelling and Downwelling Around Antarctica Mediated by Sea Ice

open access: yesFrontiers in Marine Science, 2022
We infer circumpolar maps of stress imparted to the ocean by the wind, mediated by sea-ice, in and around the Seasonal Ice Zone (SIZ) of Antarctica. In the open ocean we compute the wind stress using surface winds from daily atmospheric reanalyses and ...
Ali Ramadhan   +4 more
doaj   +1 more source

Ocean Wind and Current Retrievals Based on Satellite SAR Measurements in Conjunction with Buoy and HF Radar Data

open access: yesRemote Sensing, 2017
A total of 168 fully polarimetric synthetic-aperture radar (SAR) images are selected together with the buoy measurements of ocean surface wind fields and high-frequency radar measurements of ocean surface currents.
He Fang   +5 more
doaj   +1 more source

Real-time Reconstruction of Surface Velocities from Satellite Observations in the Alboran Sea

open access: yesRemote Sensing, 2020
Surface currents in the Alboran Sea are characterized by a very fast evolution that is not well captured by altimetric maps due to sampling limitations. On the contrary, satellite infrared measurements provide high resolution synoptic images of the ocean
Jordi Isern-Fontanet   +6 more
doaj   +1 more source

Dual-Polarized Backscatter Features of Surface Currents in the Open Ocean during Typhoon Lan (2017)

open access: yesRemote Sensing, 2018
Ocean surface current measurements from satellites have historically been limited. We propose a new approach to detect ocean surface currents as observed by dual-polarized (VV and VH) spaceborne synthetic aperture radar (SAR).
Guosheng Zhang, William Perrie
doaj   +1 more source

Wind work at the air-sea interface: a modeling study in anticipation of future space missions [PDF]

open access: yesGeoscientific Model Development, 2022
Wind work at the air-sea interface is the transfer of kinetic energy between the ocean and the atmosphere and, as such, is an important part of the ocean-atmosphere coupled system.
H. S. Torres   +16 more
doaj   +1 more source

A Variational Stereo Method for the Three-Dimensional Reconstruction of Ocean Waves [PDF]

open access: yes, 2011
We develop a novel remote sensing technique for the observation of waves on the ocean surface. Our method infers the 3-D waveform and radiance of oceanic sea states via a variational stereo imagery formulation.
Benetazzo, Alvise   +3 more
core   +3 more sources

GEST Ocean Surface Current

open access: yes, 2023
GEST Ocean Surface Current product is an estimation of ocean surface current at 15 m depth based on multi-scale physical processes, including geostrophic and Ekman currents, wave-induced tidal currents and Stokes drift. This global daily product covers the period of 2013-2019, with a 0.25° spatial resolution, and is likely to be a good indicator of the
openaire   +1 more source

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