Delayed postglacial colonization of Betula in Iceland and the circum North Atlantic
D. J. Harning, S. Sacco, K. Anamthawat-Jonsson, N. Ardenghi, T. Thordarson, J. Raberg, J. Sepulveda, A. Geirsdottir, B. Shapiro, G. H. Miller
The paper uses sedimentary ancient DNA to show Betulaceae colonization in postglacial Iceland and the North Atlantic was delayed compared to Salicaceae, suggesting slow shrubification in response to warming.
bioRxiv · Mar 13, 2023 · PreprintEcology