Results 111 to 120 of about 14,642 (226)

Post‐Hiatus Enhancement of ENSO Forecast Skill via Salinity‐Mediated Indo‐Pacific Inter‐Basin Coupling

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract The El Niño–Southern Oscillation (ENSO) predictability has notably declined since the 1998–2013 global warming hiatus, challenging conventional sea surface temperature (SST)‐based forecast models. We identify sea surface salinity (SSS) as a critical yet underappreciated driver for restoring ENSO forecast skill post‐hiatus.
Jing Wang   +3 more
wiley   +1 more source

Nitrate Distribution in Pacific Winter Water Along the Northern Edge of the Chukchi Sea

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract Nutrient‐rich, Pacific‐origin winter water (PWW) is a primary source of nitrate for the western Arctic Ocean, spurring primary production at the base of the food web. This cold water exits the Chukchi Sea shelf via Herald Canyon and Barrow Canyon, which feed the eastward‐flowing Chukchi Shelfbreak Jet (CSJ) and the westward‐flowing Chukchi ...
Yanxin Wang   +2 more
wiley   +1 more source

Improved polar geostrophic surface currents from satellite altimetry

open access: yes, 2021
Surface ocean currents in polar regions can be monitored by satellite altimetry-derived geostrophic currents. However, they are characterized by an irregular and sparse data sampling. Therefore, novel methods like an unsupervised classification for detecting water areas within the sea ice area and a combination strategy based on a principal component ...
openaire   +1 more source

Asymmetries in Anticyclone Catalyze Submesoscale Motions

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract Oceanic mesoscale eddies are often asymmetric, exhibiting horizontal deformation and vertical tilt, yet the implications of these structural asymmetries for finer‐scale dynamics remain poorly understood. Based on a series of high‐resolution numerical experiments, we found that asymmetric anticyclones act as potent catalysts for submesoscale ...
Xianliang Wu, Hong Li, Fanghua Xu
wiley   +1 more source

Ocean dynamics of outer solar system satellites

open access: yes, 2019
Ocean worlds are prevalent in the solar system. Focusing on Enceladus, Titan, Europa, and Ganymede, I use rotating convection theory and numerical simulations to predict ocean currents and the potential for ice-ocean coupling.
Soderlund, Krista
core   +1 more source

Indian Ocean analyses [PDF]

open access: yes
The background and goals of Indian Ocean thermal sampling are discussed from the perspective of a national project which has research goals relevant to variation of climate in Australia. The critical areas of SST variation are identified.
Meyers, Gary
core   +1 more source

Satellite techniques for determining the geopotential for sea-surface elevations [PDF]

open access: yes, 1984
Spaceborne altimetry with measurement accuracies of a few centimeters which has the potential to determine sea surface elevations necessary to compute accurate three-dimensonal geostrophic currents from traditional hydrographic observation is discussed ...
Pisacane, V. L.
core   +1 more source

Effects of the oceans on polar motion: Continued investigations [PDF]

open access: yes
Data on the pole tide, the oceanic response to the Chandler wobble were presented. Observed North Sea pole tide enhancement (i.e., larger amplitudes than a static tide would possess) resulted from bottom friction, with the drag coefficient, in ...
Dickman, S. R.
core   +1 more source

Nonlinear transverse oscillations of a geostrophic front [PDF]

open access: yes, 2004
A planar problem of nonlinear transverse oscillations of the surface (warm) front of a finite width is considered within the framework of a reduced-gravity model of the ocean.
Brandt, Peter   +2 more
core  

An Adaptive CNN-Based Approach for Improving SWOT-Derived Sea-Level Observations Using Drifter Velocities

open access: yesRemote Sensing
The Surface Water and Ocean Topography (SWOT) mission provides unprecedented high-resolution observations of sea-surface height. However, their direct use in ocean circulation studies is complicated by the presence of small-scale unbalanced motion ...
Sarah Asdar, Bruno Buongiorno Nardelli
doaj   +1 more source

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