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. 2022 Dec 1;12:20719. doi: 10.1038/s41598-022-24610-x

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© The Author(s) 2022

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Comparison of the Western Cuban speleothem records (normalized data) (e) by Fensterer et al.⁶ (dark blue), Warken et al.¹³ (light blue) and this study (blue), with the North Greenland Ice Core Project (a)^23–28, the Bermuda Rise ²³¹ Pa/²³⁰Th as a proxy of AMOC strength (b)^18,20,21, the North Atlantic SST from core SU90-03 (c)⁴⁸, the Caribbean Sea Surface Temperature (SST) and δ¹⁸O records (d) inferred from planktonic foraminifera from the sediment core ODP 999A¹⁶, and the reflectance record from the sediment core MDO3-2621 (f) from the Cariaco Basin reflecting ITCZ movements¹⁷. Gray bars indicate the timing of the North Atlantic abrupt cooling episodes (Heinrich events).