Results 1 to 10 of about 1,124,058 (257)

Optimisation of a parallel ocean general circulation model [PDF]

open access: yesAnnales Geophysicae, 1997
This paper presents the development of a general-purpose parallel ocean circulation model, for use on a wide range of computer platforms, from traditional scalar machines to workstation clusters and massively parallel processors.
M. I. Beare, D. P. Stevens
doaj   +5 more sources

A Dynamic Mixed Model for General Circulation Models

open access: yesMeteorologische Zeitschrift, 2023
An extension of the dynamic Smgarorinsky model (DSM) is presented. In the so-called dynamic mixed model (DMM), the Leonard stress (i.e., the resolved part of the Reynolds stress) is no longer parameterized in the test filter range by the Smagorinsky ...
Urs Schaefer-Rolffs
doaj   +3 more sources

The Atmosphere-Ocean General Circulation Model EMAC-MPIOM [PDF]

open access: goldGeoscientific Model Development, 2011
The ECHAM/MESSy Atmospheric Chemistry (EMAC) model is coupled to the ocean general circulation model MPIOM using the Modular Earth Submodel System (MESSy) interface.
A. Pozzer, P. Jöckel, B. Kern, H. Haak
doaj   +3 more sources

Passive tracers in a general circulation model of the Southern Ocean [PDF]

open access: yesAnnales Geophysicae, 1999
Passive tracers are used in an off-line version of the United Kingdom Fine Resolution Antarctic Model (FRAM) to highlight features of the circulation and provide information on the inter-ocean exchange of water masses.
I. G. Stevens, D. P. Stevens
doaj   +5 more sources

The upper-atmosphere extension of the ICON general circulation model (version: ua-icon-1.0) [PDF]

open access: yesGeoscientific Model Development, 2019
How the upper-atmosphere branch of the circulation contributes to and interacts with the circulation of the middle and lower atmosphere is a research area with many open questions.
S. Borchert   +6 more
doaj   +4 more sources

Selection of CMIP5 general circulation model outputs of precipitation for peninsular Malaysia

open access: yesHydrology Research, 2020
Reduction of uncertainty in climate change projections is a major challenge in impact assessment and adaptation planning. General circulation models (GCMs) along with projection scenarios are the major sources of uncertainty in climate change projections.
Saleem A. Salman   +3 more
doaj   +3 more sources

Predicting the Impact of Climate Change on Temperature in Sanandaj City [PDF]

open access: yesمحیط زیست و مهندسی آب, 2021
The GCM models are widely used to assess the effects of global climate change, but they are not accurate enough to assess climate change locally and regionally.
Zaniar Fatehi, Seyed Vahid Shahoei
doaj   +1 more source

Are general circulation models obsolete?

open access: yesProceedings of the National Academy of Sciences, 2022
Traditional general circulation models, or GCMs—that is, three-dimensional dynamical models with unresolved terms represented in equations with tunable parameters—have been a mainstay of climate research for several decades, and some of the pioneering studies have recently been recognized by a Nobel prize in Physics.
Balaji, V.   +5 more
openaire   +5 more sources

Predication of Frost In Zabol Region Based on Simulations of General Circulation Model [PDF]

open access: yesمخاطرات محیط طبیعی, 2013
The aim of this study was to simulate the impact of climate change on frost phenomena in the Zabol station. For this purpose, the method of comparing and selecting the best model fitted to the series of general circulation models were used. At First the 
Tagi Tavousi   +2 more
doaj   +1 more source

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