Results 21 to 30 of about 358,051 (309)

Sea state bias in altimeter sea level estimates determined by combining wave model and satellite data [PDF]

open access: yes, 2010
This study documents a method for increasing the precision of satellite-derived sea level measurements. Results are achieved using an enhanced three-dimensional (3-D) sea state bias (SSB) correction model derived from both Jason-1 altimeter ocean ...
Chapron, Bertrand   +7 more
core   +3 more sources

Seasonal forecasting of subsurface marine heatwaves

open access: yesCommunications Earth & Environment, 2023
Marine heatwaves damage marine ecosystems and services, with effects identified mostly below the ocean surface. To create a truly user-relevant detection system, it is necessary to provide subsurface forecasts.
Ronan McAdam   +2 more
doaj   +1 more source

Impact of upstream variability on the Loop Current dynamics in numerical simulations of the Gulf of Mexico

open access: yesFrontiers in Marine Science, 2023
The Loop Current (LC), which is the main mesoscale dynamic feature of the Gulf of Mexico (GoM), has a major impact on the circulation and its variability in the interior Gulf. The LC is a highly variable and dynamic feature. It changes shape from a short
Rémi Laxenaire   +7 more
doaj   +1 more source

Microplastics in the Mediterranean: Variability From Observations and Model Analysis

open access: yesFrontiers in Marine Science, 2022
In this study, the abundance and properties (size, shape, and polymer type) of microplastics (MPs) in sea surface water samples, collected during two sampling campaigns over 2018–2019, in four coastal areas of the Mediterranean Sea (Saronikos Gulf ...
Kostas Tsiaras   +13 more
doaj   +1 more source

Predictions of the atmospheric composition of GJ 1132b [PDF]

open access: yes, 2016
GJ 1132 b is a nearby Earth-sized exoplanet transiting an M dwarf, and is amongst the most highly characterizable small exoplanets currently known. In this paper we study the interaction of a magma ocean with a water-rich atmosphere on GJ 1132b and ...
Berta-Thompson, Zachory   +3 more
core   +2 more sources

Sensitivity of a Coarse‐Resolution Global Ocean Model to a Spatially Variable Neutral Diffusivity

open access: yesJournal of Advances in Modeling Earth Systems, 2022
Motivated by recent advances in mapping mesoscale eddy tracer mixing in the ocean we evaluate the sensitivity of a coarse‐resolution global ocean model to a spatially variable neutral diffusion coefficient κn(x, y, z).
R. M. Holmes   +3 more
doaj   +1 more source

Modelling Neutron-Star Ocean Dynamics

open access: yesUniverse, 2023
We revisit the calculation of mode oscillations in the ocean of a rotating neutron star, which may be excited during thermonuclear X-ray bursts. Our present theoretical understanding of ocean modes relies heavily on the traditional approximation commonly employed in geophysics. The approximation elegantly decouples the radial and angular sectors of the
Fabian Gittins   +3 more
openaire   +5 more sources

Basin-scale tracer replacement timescales in a one-degree global OGCM

open access: yesFrontiers in Marine Science, 2023
This study investigates basin-scale tracer replacement timescales of the two polar oceans and the Atlantic, Indian, and Pacific Oceans using a one-degree global ocean-sea ice model that represents oceans under the largest Antarctic ice shelves, the ...
Kazuya Kusahara, Hiroaki Tatebe
doaj   +1 more source

Strategies for the Simulation of Sea Ice Organic Chemistry: Arctic Tests and Development

open access: yesGeosciences, 2017
A numerical mechanism connecting ice algal ecodynamics with the buildup of organic macromolecules is tested within modeled pan-Arctic brine channels. The simulations take place offline in a reduced representation of sea ice geochemistry.
Scott Elliott   +7 more
doaj   +1 more source

Modeling Ocean Circulation

open access: yesScience, 1995
Ocean numerical models have become quite realistic over the past several years as a result of improved methods, faster computers, and global data sets. Models now treat basin-scale to global domains while retaining the fine spatial scales that are important for modeling the transport of heat, salt, and other properties over vast distances.
openaire   +3 more sources

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