Results 21 to 30 of about 1,806,358 (209)

Globally significant oceanic source of organic carbon aerosol

open access: yesGeophysical Research Letters, 2008
Significant concentrations of organic carbon (OC) aerosol are observed at three oceanic surface sites (Amsterdam Island, Azores and Mace Head). Two global chemical transport models (CTMs) underpredict OC concentrations at these sites (normalised mean ...
Dominick V. Spracklen   +4 more
doaj   +1 more source

Global ocean reanalysis CORA2 and its inter comparison with a set of other reanalysis products

open access: yesFrontiers in Marine Science, 2023
We present the China Ocean ReAnalysis version 2 (CORA2) in this paper. We compare CORA2 with its predecessor, CORA1, and with other ocean reanalysis products created between 2004 and 2019 [GLORYS12v1 (Global Ocean reanalysis and Simulation), HYCOM ...
Hongli Fu   +9 more
doaj   +1 more source

A Survey of Ocean Simulation and Rendering Techniques in Computer Graphics [PDF]

open access: yes, 2011
This paper presents a survey of ocean simulation and rendering methods in computer graphics. To model and animate the ocean's surface, these methods mainly rely on two main approaches: on the one hand, those which approximate ocean dynamics with ...
Adabala   +114 more
core   +4 more sources

Sentinel-3 Microwave Radiometers: Instrument Description, Calibration and Geophysical Products Performances

open access: yesRemote Sensing, 2020
Copernicus Sentinel-3 Surface Topography Mission embarks a two-channel microwave radiometer combined with the altimeter in order to correct the altimeter range for the excess path delay resulting from the presence of water vapour in the troposphere.
Marie-Laure Frery   +6 more
doaj   +1 more source

Global oceanic emission of ammonia: constraints from seawater and atmospheric observations [PDF]

open access: yes, 2015
Current global inventories of ammonia emissions identify the ocean as the largest natural source. This source depends on seawater pH, temperature, and the concentration of total seawater ammonia (NHx(sw)), which reflects a balance between ...
Baker, Alex   +8 more
core   +1 more source

Ocean Reanalyses [PDF]

open access: yes, 2018
Ocean reanalyses are becoming increasingly available and useful, and may eventually attract a similar applications base as atmospheric reanalyses. Here we look at how they are being evaluated against both assimilated and independent data, and emphasise that circulation and transport estimates are critical.
openaire   +2 more sources

Ocean Trends

open access: yesTRENDS IN THE SCIENCES, 2021
International ...
openaire   +4 more sources

Global surface-ocean pCO2 and sea–air CO2 flux variability from an observation-driven ocean mixed-layer scheme [PDF]

open access: yes, 2013
A temporally and spatially resolved estimate of the global surface-ocean CO2 partial pressure field and the sea–air CO2 flux is presented, obtained by fitting a simple data-driven diagnostic model of ocean mixed-layer biogeochemistry to surface-ocean CO2
Bakker, DCE   +6 more
core   +12 more sources

Improving Near‐Surface Retrievals of Surface Humidity Over the Global Open Oceans From Passive Microwave Observations

open access: yesEarth and Space Science, 2019
Ocean evaporative fluxes are a critical component of the Earth's energy and water cycle, but their estimation remains uncertain. Near‐surface humidity is a required input to bulk flux algorithms that relate mean surface values to the turbulent fluxes ...
J. Brent Roberts   +2 more
doaj   +1 more source

Sensitivity of Altimeter Wave Height Assessment to Data Selection

open access: yesRemote Sensing, 2020
This paper addresses the issue of how the selection of buoys and the calculation of altimeter averages affect the metrics characterising the errors of altimetric wave height estimates.
Graham D. Quartly, Andrey A. Kurekin
doaj   +1 more source

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