Articles with "general circulation" as a keyword



Internal variability in a coupled general circulation model in radiative‐convective equilibrium

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Published in 2017 at "Geophysical Research Letters"

DOI: 10.1002/2017gl073658

Abstract: Numerical models run in non-rotating Radiative-Convective Equilibrium (RCE) using prescribed sea surface temperatures (SSTs) show that convection can spontaneously aggregate into dry and moist areas, and that convective aggregation tends to increase with temperature. Using… read more here.

Keywords: convective equilibrium; circulation model; variability; general circulation ... See more keywords
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Numerical impacts on tracer transport: A proposed intercomparison test of Atmospheric General Circulation Models

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Published in 2020 at "Quarterly Journal of the Royal Meteorological Society"

DOI: 10.1002/qj.3881

Abstract: The transport of trace gases by the atmospheric circulation plays an important role in the climate system and its response to external forcing. Transport presents a challenge for Atmospheric General Circulation Models (AGCMs), as errors… read more here.

Keywords: transport; circulation models; circulation; test ... See more keywords

Aerosol versus greenhouse gas impacts on Southern Hemisphere general circulation changes

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Published in 2018 at "Climate Dynamics"

DOI: 10.1007/s00382-018-4370-5

Abstract: This study re-examines the possible impacts of anthropogenic aerosols (AERs), which are primarily concentrated in the Northern Hemisphere extratropics, on atmospheric general circulation changes in the Southern Hemisphere (SH). The long-term trends of the SH… read more here.

Keywords: circulation changes; greenhouse gas; general circulation; southern hemisphere ... See more keywords

Explosive and binary cyclogenesis over a mid-latitude hotspot and its Rossby number dependence in an idealized general circulation model

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Published in 2024 at "Climate Dynamics"

DOI: 10.1007/s00382-024-07113-5

Abstract: This study presents the optimal conditions for the formation of explosive and binary cyclones over a mid-latitude hotspot in an idealized Earth-like general circulation model of variable planetary size. Multiple solutions of cyclogenesis were obtained… read more here.

Keywords: rossby number; area; general circulation; hotspot ... See more keywords

Distribution of cocaine on banknotes in general circulation in England and Wales.

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Published in 2017 at "Forensic science international"

DOI: 10.1016/j.forsciint.2016.10.017

Abstract: A study of the quantities of cocaine on banknotes in general circulation was conducted to investigate regional variations across England and Wales. No meaningful support was found for the proposition that there is regional variation… read more here.

Keywords: cocaine banknotes; general circulation; england wales; banknotes general ... See more keywords

Replication of the historic record of martian global dust storm occurrence in an atmospheric general circulation model

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Published in 2019 at "Icarus"

DOI: 10.1016/j.icarus.2018.07.024

Abstract: Abstract The MarsWRF Mars general circulation model (GCM) with radiatively active dust and orbit-spin coupling reproduces the observational record of Mars years with and without global dust storms (GDS) with a success rate of 77%.… read more here.

Keywords: record; model; occurrence; circulation model ... See more keywords

Parameterized Internal Wave Mixing in Three Ocean General Circulation Models

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Published in 2024 at "Journal of Advances in Modeling Earth Systems"

DOI: 10.1029/2023ms003768

Abstract: The non‐local model of mixing based on internal wave breaking, IDEMIX, is implemented as an enhancement of a turbulent kinetic energy closure model in three non‐eddy resolving general circulation ocean models that differ in the… read more here.

Keywords: simulations idemix; energy; general circulation; internal wave ... See more keywords

A Global Speleothem‐Based Assessment of Spontaneous Dansgaard–Oeschger Type Oscillations in Two Isotope‐Enabled General Circulation Models

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Published in 2025 at "Geophysical Research Letters"

DOI: 10.1029/2025gl114906

Abstract: Several general circulation models have now demonstrated the ability to simulate spontaneous millennial‐scale oscillations that resemble Dansgaard–Oeschger (DO) events. It is often unclear how representative of DO events these simulations are, particularly outside of the… read more here.

Keywords: isotope enabled; dansgaard oeschger; general circulation; circulation models ... See more keywords

General Circulation Models of Hycean Worlds

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Published in 2025 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/staf1948

Abstract: Sub-Neptunes represent the current frontier of exoplanet atmospheric characterisation. A proposed subset, Hycean planets, would have liquid water oceans and be potentially habitable, but there are many unanswered questions about their atmospheric dynamics and 3D… read more here.

Keywords: models hycean; general circulation; circulation models; bar atmospheres ... See more keywords
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A new method for assessing the performance of general circulation models based on their ability to simulate the response to observed forcing

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Published in 2021 at "Journal of Climate"

DOI: 10.1175/jcli-d-20-0510.1

Abstract: The reliability of General Circulation Models (GCMs) is commonly associated with their ability to reproduce relevant aspects of observed climate and thus, the evaluation of GCMs performance has become a standard practice for climate change… read more here.

Keywords: response; methodology; ability; performance ... See more keywords

On the impact of recent developments of the LMDz atmospheric general circulation model on the simulation of CO2 transport

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Published in 2018 at "Geoscientific Model Development"

DOI: 10.5194/gmd-11-4489-2018

Abstract: Abstract. The quality of the representation of greenhouse gas (GHG) transport in atmospheric general circulation models (GCMs) drives the potential of inverse systems to retrieve GHG surface fluxes to a large extent. In this work,… read more here.

Keywords: impact; transport; model; general circulation ... See more keywords