10.1594/PANGAEA.961599Ford, Heather LHeather LFord0000-0002-8081-7023Burls, Natalie JNatalie JBurls0000-0002-6950-3808Jacobs, PeterPeterJacobs0000-0002-6951-7126Jahn, AlexandraAlexandraJahn0000-0002-6580-2579Caballero-Gill, Rocio PRocio PCaballero-GillHodell, David ADavid AHodell0000-0001-8537-1588Fedorov, AlexeyAlexeyFedorovPANGAEA2023ModelModellingPliocenePreindustrialFile contentBinary ObjectBinary Object (File Size)Dataset10.1038/s41561-022-00978-310.1594/PANGAEA.94656112 data pointstext/tab-separated-valuesCreative Commons Attribution 4.0 InternationalModelling output from a Late Pliocene and Early Pliocene geochemically enabled CESM 1.2.2.1. The CESM 1.2.2.1 code used to run the climate simulations is available from https://svn-ccsm-models.cgd.ucar.edu/cesm1/release_tags/cesm1_2_2_1. The code modifications made to CESM 1.2.2.1 to include carbon isotopes following ref. 38 are available from https://github.com/nburls/FordEtAl2022_CISOmods. Figures with coastal outlines (for example, Figs. 1 and 2 and Extended Data Figs. 1 and 2) were created in Matlab with the M_maps package71.National Science Foundationhttps://doi.org/10.13039/100000001OCE-1844380CAREER: Understanding Cloud Feedback and Natural Aerosol Fingerprints to Interpret Past Warm Climate Forcing and Constrain Tropical Climate SensitivityNational Science Foundationhttps://doi.org/10.13039/100000001OCE-2002448Collaborative Research: Quantifying the sea-surface temperature pattern effect for Last Glacial Maximum and Pliocene constraints on climate sensitivityNatural Environment Research Councilhttps://doi.org/10.13039/501100000270NE/N015045/1