Fig. 1: Study region and sampled material.
From: Current Siberian heating is unprecedented during the past seven millennia

a Mean June–July temperature anomalies over the Northern Hemisphere and the larger Yamal Peninsula region (black rectangle) over the last decade on record (2011–2020). Temperatures are expressed as anomalies relative to a 1961–1990 baseline climate using the HadCRUT.5 dataset5. b Aerial view of one of the sites sampled, i.e. Tanlova River, Yamal Peninsula and the subfossil wood collected during the most recent field campaign in August 2019.