Correction to: Nature Published online 20 October 2021

In the version of this article initially published, David Nogues Bravo’s name appeared incorrectly (David Bravo Nogues). Ref. 61 has also been updated to read "Wang, Y. et al. Supporting data for: Late Quaternary dynamics of Arctic biota revealed by ancient environmental metagenomics., DataverseNO, V1 (2021)". The changes have been made to the HTML and PDF versions of the article