Models
GCMs (General Circulation Models or Global Climate Models) are computer programs based on fundamental physical, chemical, and biological equations that simulate Earth's climate in the past for verification and then predict it in the future.
Over nineteen GCMs are in general use.
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Featured Article
Applications of Climate Model Results
This article presents several cases where climate model simulation results were used for studies involving actual and potential end-user... More »
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Future Climate Model Development
Climate models are evolving toward greater comprehensiveness, incorporating such aspects of the chemical and biological environment as active vegetation on land and oceanic... More »
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Model Simulation of Major Climate Features
Although a typical use of atmosphere-ocean general circulation model (AOGCM) output for climate impact assessment focuses on one particular region such as a river basin or... More »
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Model Climate Sensitivity
The response of climate to a perturbation such as a change in carbon dioxide concentration, or in the flux of energy from the sun, can be divided into two... More »
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Downscaling and Regional Climate Models
Global climate system models have a coarse spatial resolution (for example, typical Atmospheric general circulation models have spatial resolution of 200 km in the... More »
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Global Climate System Models
Modern climate models are composed of a system of interacting model components, each of which simulates a different part of the climate system. The individual parts often can be... More »
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Strengths and limitations of climate models
Scientists extensively use mathematical models of Earth’s climate, executed on the most powerful computers available, to examine hypotheses about past and present-day... More »
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History of climate model development
Scientists extensively use mathematical models of Earth’s climate, executed on the most powerful computers available, to examine hypotheses about past and... More »
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Featured Article
Physics-Based Space Weather Model
First Large-Scale, Physics-Based Space Weather Model Transitions Into Operation This model can provides forecasters with one-to-four-day advance warning of 'solar storms' The... More »
Nuclear power
Last Updated on 2013-04-30 at 15:25
Nuclear power is the generation of electricity from controlled reactions within the nucleii of atoms that release energy used to boil water, the steam from which drives a... More »
Model Climate Sensitivity
Last Updated on 2013-04-04 at 15:05
The response of climate to a perturbation such as a change in carbon dioxide concentration, or in the flux of energy from the sun, can be divided into two... More »
Lecture: Stephen Schneider Climate Change Mitigation...
Last Updated on 2012-08-13 at 12:10
This video is of a lecture that Stephen Schneider presented a number of times. It covers climate change from a risk perspective, discussing the underlying science,... More »
History of climate model development
Last Updated on 2012-07-20 at 15:30
Scientists extensively use mathematical models of Earth’s climate, executed on the most powerful computers available, to examine hypotheses about past and... More »
State of the Climate in 2011
Last Updated on 2012-07-18 at 08:12
Worldwide, 2011 was the coolest year on record since 2008, yet temperatures remained above the 30 year average, according to the 2011 State of the Climate report released... More »
History of Climate Models
Last Updated on 2012-07-17 at 20:51
Early studies of atmospheric and oceanic circulation patterns examined simple physical models. Sometimes, a container filled with fluid was placed on a hotplate that... More »
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