The genesis of Yedoma Ice Complex permafrost – grain-size endmember modeling analysis from Siberia and Alaska

• Published in: E&G Quaternary Science Journal
• Main Authors: Schirrmeister, Lutz, Dietze, Elisabeth, Matthes, Heidrun, Grosse, Guido, Strauss, Jens, Laboor, Sebastian, Ulrich, Mathias, Kienast, Frank, Wetterich, Sebastian
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Copernicus 2020
• Subjects: Ice; permafrost; wedge*; Alaska; Beringia; Siberia
• Online Access: https://epic.awi.de/id/eprint/52054/; https://epic.awi.de/id/eprint/52054/2/Schirrmeister_et_al_egqsj-69-33-2020.pdf; https://epic.awi.de/id/eprint/52054/3/Schirrmeister_et_al_egqsj-69-33-2020-supplement.pdf; https://hdl.handle.net/10013/epic.d71456e4-8077-4f7b-9cdd-980315052810

The late Pleistocene Yedoma Ice Complex is an ice-rich and organic-bearing type of permafrost deposit widely distributed across Beringia and is assumed to be especially prone to deep degradation with warming temperature, which is a potential tipping point of the climate system. To better understand...