Dunne, J.P., Hewitt, H.T., Arblaster, J.M., Bonou, F., Boucher, O., Cavazos, T., Dingley, B., Durack, P.J., Hassler, B., Juckes, M., Miyakawa, T., Mizielinski, M., Naik, V., Nicholls, Z. ORCID: https://orcid.org/0000-0002-4767-2723, O'Rourke, E., Pincus, R., Sanderson, B.M., Simpson, I.R., & Taylor, K.E.
(2025).
An evolving Coupled Model Intercomparison Project phase 7 (CMIP7) and Fast Track in support of future climate assessment.
Geoscientific Model Development 18 (19) 6671-6700. 10.5194/gmd-18-6671-2025.
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Abstract
The Coupled Model Intercomparison Project (CMIP) coordinates community-based efforts to answer key and timely climate science questions, facilitate delivery of relevant multi-model simulations through shared infrastructure, and support national and international climate assessments. Generations of CMIP have evolved through extensive community engagement from punctuated phasing into more continuous support for the design of experimental protocols, infrastructure for data publication and access, and public delivery of climate information. We identify four fundamental research questions motivating a seventh phase of coupled model intercomparison relating to patterns of sea surface temperature change, changing weather, the water–carbon–climate nexus, and tipping points. Key CMIP7 advances include an expansion of baseline experiments, a focus on CO2-emissions-driven experiments, sustained support for community MIPs, periodic updating of historical forcings and diagnostics requests, and a collection of prioritized experiments, or the “Assessment Fast Track”, drawn from community MIPs to support climate research, assessment, and service goals across prediction and projection, characterization, attribution, and process understanding.
Item Type: | Article |
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Research Programs: | Energy, Climate, and Environment (ECE) Energy, Climate, and Environment (ECE) > Integrated Assessment and Climate Change (IACC) |
Depositing User: | Luke Kirwan |
Date Deposited: | 13 Oct 2025 08:21 |
Last Modified: | 13 Oct 2025 08:21 |
URI: | https://pure.iiasa.ac.at/20919 |
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