
What is a GCM? - IPCC | Data
GCMs depict the climate using a three dimensional grid over the globe (see below), typically having a horizontal resolution of between 250 and 600 km, 10 to 20 vertical layers in the atmosphere and …
General circulation model - Wikipedia
It employs a mathematical model of the general circulation of a planetary atmosphere or ocean. It uses the Navier–Stokes equations on a rotating sphere with thermodynamic terms for various energy …
Global Atmospheric Circulations - National Oceanic and Atmospheric ...
Oct 3, 2023 · Global Atmospheric Circulation is the movement of air around the planet. It explains how thermal energy and storm systems move over the Earth's surface. Without the Earth’s rotation, tilt …
Climate Models - NOAA Climate.gov
Jun 25, 2025 · Climate models, also known as general circulation models or GCMs, use mathematical equations to characterize how energy and matter interact in different parts of the ocean, atmosphere, …
Basics of Global Climate Models | USDA Climate Hubs
Climate models ― also called General Circulation Models, Global Climate Models, or GCMs ― are more complex than a model of evaporation, but they follow the same general idea. These models use …
What is global atmospheric circulation? - Internet Geography
Global atmospheric circulation is the large-scale movement of air in the atmosphere, driven by temperature differences between the Equator and the poles. The Equator receives more …
NASA GISS: Global Climate Modeling
Apr 3, 2025 · We have a specific focus on the climate interactions of atmospheric composition (via aerosols and gas phase chemistry) both as a response to climate and as a mechanism for climate …
General Circulation Model - an overview | ScienceDirect Topics
The model was developed at the Hadley Centre for Climate Prediction and Research, which is part of the UK Meteorological Office. The GCM consists of a linked atmospheric model, ocean model, and …
Global Circulation Model (GCM) - appsolutelydigital.com
Global Circulation Model (GCM) is a model that simulates general circulation of planetary atmosphere or oceans. The term general circulation is used to indicate large-scale atmospheric or oceanic motions …
Global circulation patterns - Met Office
Over the major parts of the Earth's surface there are large-scale wind circulations present. The global circulation can be described as the world-wide system of winds by which the necessary...