Absence of a strong, deep-reaching Antarctic Circumpolar Current zonal flow across the Tasmanian gateway during the Oligocene to early Miocene

• Published in: Global and Planetary Change
• Main Authors: Evangelinos, Dimitris, Escutia, Carlota, van de Flierdt, Tina, Valero, Luis, Flores, José-Abel, Harwood, David M., Hoem, Frida S., Bijl, Peter, Etourneau, Johan, Kreissig, Katharina, Nilsson-Kerr, Katrina, Holder, Liam, López-Quirós, Adrián, Salabarnada, Ariadna
• Other Authors: Environnements et Paléoenvironnements OCéaniques (EPOC), Observatoire aquitain des sciences de l'univers (OASU), Université Sciences et Technologies - Bordeaux 1 (UB)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Université Sciences et Technologies - Bordeaux 1 (UB)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-École pratique des hautes études (EPHE), Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL)-Centre National de la Recherche Scientifique (CNRS)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2022
• Subjects: ACC; CDW; Neodymium isotope ratios; Deep ocean circulation; Tasmanian Gateway; Oligocene-early Miocene; [SDU]Sciences of the Universe [physics]; Antarctic; Emerald Basin; Pacific; Ross Sea; The Antarctic; Antarc*; Ice Sheet
• Online Access: https://hal-insu.archives-ouvertes.fr/insu-03678661; https://doi.org/10.1016/j.gloplacha.2021.103718

International audience The vigorous eastward flow of the Antarctic Circumpolar Current (ACC) connects all major ocean basins and plays a prominent role in the transport of heat, carbon and nutrients around the globe. However, the establishment of a deep circumpolar flow, similar to the present-day A...