Results 41 to 50 of about 759,000 (336)

Evaluation of four global reanalysis products using in-situ observations in the Amundsen Sea Embayment, Antarctica [PDF]

open access: yes, 2016
The glaciers within the Amundsen Sea Embayment (ASE), West Antarctica, are amongst the most rapidly retreating in Antarctica. Meteorological reanalysis products are widely used to help understand and simulate the processes causing this retreat.
Holland, D.M.   +5 more
core   +1 more source

TOPAZ4: an ocean-sea ice data assimilation system for the North Atlantic and Arctic [PDF]

open access: yesOcean Science, 2012
We present a detailed description of TOPAZ4, the latest version of TOPAZ – a coupled ocean-sea ice data assimilation system for the North Atlantic Ocean and Arctic.
P. Sakov   +5 more
doaj   +1 more source

Combining Argo and Satellite Data Using Model-Derived Covariances: Blue Maps

open access: yesFrontiers in Earth Science, 2021
Blue Maps aims to exploit the versatility of an ensemble data assimilation system to deliver gridded estimates of ocean temperature, salinity, and sea-level with the accuracy of an observation-based product.
Peter R. Oke   +5 more
doaj   +1 more source

Preliminary results of a new global ocean reanalysis [PDF]

open access: yesChinese Science Bulletin, 2012
Using a new global ocean reanalysis of the second generation Global Ocean Data Assimilation System of the Beijing Climate Center (BCC_GODAS2.0) spanning the period 1990–2009, we firstly quantify the accuracy of BCC_GODAS2.0 in representing the temperature and salinity by comparing with OISST and SODA data.
Wang, DongXiao   +4 more
openaire   +1 more source

Impact of Argo Observation on the Regional Ocean Reanalysis of China Coastal Waters and Adjacent Seas: A Twin-Experiment Study

open access: yesAdvances in Meteorology, 2015
A regional ocean reanalysis system of China coastal waters and adjacent seas, called CORA (China ocean reanalysis), has been recently developed at the National Marine Data and Information Service (NMDIS).
Caixia Shao   +4 more
doaj   +1 more source

Sensitivity of global ocean heat content from reanalyses to the atmospheric reanalysis forcing: A comparative study

open access: yesGeophysical Research Letters, 2016
The global ocean heat content evolution is a key component of the Earth's energy budget and can be consistently determined by ocean reanalyses that assimilate hydrographic profiles.
Andrea Storto   +2 more
doaj   +1 more source

Quality assessment of the TOPAZ4 reanalysis in the Arctic over the period 1991–2013 [PDF]

open access: yesOcean Science, 2017
Long dynamical atmospheric reanalyses are widely used for climate studies, but data-assimilative reanalyses of ocean and sea ice in the Arctic are less common.
J. Xie   +4 more
doaj   +1 more source

The Global Ocean Water Cycle in Atmospheric Reanalysis, Satellite, and Ocean Salinity

open access: yesJournal of Climate, 2017
Abstract This study provides an assessment of the uncertainty in ocean surface (OS) freshwater budgets and variability using evaporation E and precipitation P from 10 atmospheric reanalyses, two combined satellite-based E − P products, and two observation-based salinity products. Three issues are examined: the uncertainty level in the OS
Yu, Lisan   +6 more
openaire   +4 more sources

Evaluation of four global ocean reanalysis products for New Zealand waters–A guide for regional ocean modelling

open access: yes, 2020
A comparison between 4 (near) global ocean reanalysis products is presented for the waters around New Zealand. The objective is to provide information for an educated choice of ocean estate estimate.
Joao De Souza   +3 more
semanticscholar   +1 more source

Are Ocean Reanalyses Useful for Earth Rotation Research?

open access: yesEarth and Space Science, 2023
Oceanic circulation and mass‐field variability play important roles in exciting Earth's wobbles and length‐of‐day changes (ΔΛ), on time scales from days to several years.
L. Börger   +3 more
doaj   +1 more source

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