Synchronous vegetation response to the last glacial-interglacial transition in northwest Europe

Stefan Engels, Christine S. Lane, Aritina Haliuc, Wim Z. Hoek, Francesco Muschitiello, Ilaria Baneschi, Annerieke Bouwman, Christopher Bronk Ramsey, James Collins, Renee de Bruijn, Oliver Heiri, Katalin Hubay, Gwydion Jones, Andreas Laug, Josef Merkt, Meike Müller, Tom Peters, Francien Peterse, Richard A. Staff, Anneke T. M. ter SchureFalko Turner, Valerie van den Bos, Frederike Wagner-Cremer

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

The North Atlantic region experienced abrupt high-amplitude cooling at the onset of the Younger Dryas stadial. However, due to chronological uncertainties in the available terrestrial records it is unclear whether terrestrial ecosystem response to this event was instantaneous and spatially synchronous, or whether regional or time-transgressive lags existed. Here we use new palynological results from a robustly dated lake sediment sequence retrieved from lake Hämelsee (north Germany) to show that vegetation change started at 12,820 cal. yr BP, concurrent with the onset of changes in local climate. A comparison of the Hämelsee results to a compilation of precisely dated palynological records shows instant and, within decadal-scale dating uncertainty, synchronous response of the terrestrial plant community to Late-Glacial climate change across northwest Europe. The results indicate that the environmental impact of climate cooling was more severe than previously thought and illustrates the sensitivity of natural terrestrial ecosystems to external forcing.
Original languageEnglish
Article number130
Pages (from-to)1-10
JournalCommunications Earth & Environment
Volume3
Issue number1
DOIs
Publication statusPublished - Dec 2022

Bibliographical note

Funding Information:
This study makes a contribution to the INTIMATE project (INTegrating Ice core, MArine and TErrestrial records, http://intimate.nbi.ku.dk/ ) and follows on from the INTIMATE Example 2013 Research and Training school, which was funded by COST action ES0907. We thank all of the participants in the INTIMATE Example 2013 training school for their contribution to this research, as well as Camping Rittergut Hämelsee and the coring team. We thank Hilary and John Birks for providing the pollen data from lake Kråkenes for comparison and Achim Brauer and Dirk Sachse for supporting laboratory analyses and for providing helpful comments on a previous draft of the manuscript.

Publisher Copyright:
© 2022, The Author(s).

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