Results 31 to 40 of about 168,615 (209)

Surface-circulation change in the southwest Pacific Ocean across the Middle Eocene Climatic Optimum: inferences from dinoflagellate cysts and biomarker paleothermometry [PDF]

open access: yesClimate of the Past, 2020
Global climate cooled from the early Eocene hothouse (∼52–50 Ma) to the latest Eocene (∼34 Ma). At the same time, the tectonic evolution of the Southern Ocean was characterized by the opening and deepening of circum-Antarctic gateways ...
M. J. Cramwinckel   +13 more
doaj   +1 more source

On Sub-ENSO Variability [PDF]

open access: yes, 2006
Multichannel singular spectrum analysis (MSSA) of surface zonal wind, sea surface temperature (SST), 20° isotherm depth, and surface zonal current observations (between 1990 and 2004) identifies three coupled ocean–atmosphere modes of variability in the ...
Allen   +37 more
core   +1 more source

Non-negligible impact of Stokes drift and wave-driven Eulerian currents on simulated surface particle dispersal in the Mediterranean Sea [PDF]

open access: yesOcean Science
Numerical simulations of marine surface particle dispersal are a crucial tool for addressing many outstanding issues in physical oceanography of societal relevance, such as marine plastic pollution.
S. Rühs   +6 more
doaj   +1 more source

Measuring Winds and Currents with Ka-Band Doppler Scatterometry: An Airborne Implementation and Progress towards a Spaceborne Mission

open access: yesRemote Sensing, 2020
Ocean surface winds and currents are tightly coupled, essential climate variables, synoptic measurements of which require a remote sensing approach.
Alexander Wineteer   +10 more
doaj   +1 more source

SPURS: Salinity Processes in the Upper-ocean Regional Study— The North Atlantic Experiment [PDF]

open access: yesOceanography, 2015
In this special issue of Oceanography, we explore the results of SPURS-1, the first part of the ocean process study Salinity Processes in the Upper-ocean Regional Study (SPURS).
Eric Lindstrom, Frank Bryan, Ray Schmitt
doaj   +1 more source

Ocean Surface Wave‐Current Signatures From Satellite Altimeter Measurements [PDF]

open access: yesGeophysical Research Letters, 2019
AbstractOcean currents can strongly impact the propagation of swell systems. Satellite altimetry routinely provides measurements of ocean surface significant wave heights (Hs). A self‐consistent space‐scale decomposition is applied to Hs measurements obtained from different altimeters.
Quilfen, Yves, Chapron, Bertrand
openaire   +4 more sources

Plant dispersal across the tropical Atlantic by wind and sea currents [PDF]

open access: yes, 2004
This review brings together evidence on the monophyly and ages of angiosperm lineages ranging across the tropical Atlantic with data on the direction, strength, and speed of sea currents and wind jets across that ocean. Mainly for pragmatic reasons (data
Renner, Susanne S.
core   +1 more source

Depth-Dependent Correction for Wind-Driven Drift Current in Particle Tracking Applications

open access: yesFrontiers in Marine Science, 2020
Predicting the trajectories of buoyant objects drifting at the ocean surface is important for a variety of different applications. To minimize errors in predicted trajectories, the dominant transport mechanisms have to be considered.
Mirjam van der Mheen   +4 more
doaj   +1 more source

Computing Ocean Surface Currents From GOCI Ocean Color Satellite Imagery

open access: yesIEEE Transactions on Geoscience and Remote Sensing, 2017
One of the significant challenges in physical oceanography is getting an adequate space/time description of the ocean surface currents. One possible solution is the maximum cross-correlation (MCC) method that we apply to hourly ocean color images from the Geostationary Ocean Color Imager (GOCI) over five years.
Jianfei Liu   +5 more
openaire   +2 more sources

The importance of altimeter and scatterometer data for ocean prediction [PDF]

open access: yes, 1984
The prediction of ocean circulation using satellite altimeter data is discussed. Three classes of oceanic response to atmospheric forcing are outlined and examined.
Hurlburt, H. E.
core   +1 more source

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