Diatom-bound nitrogen isotope and TEX86L-SST records of MD12-3394 and MD11-3353

• Main Authors: Ai, Xuyuan E, Studer, Anja S, Sigman, Daniel M, Martínez-García, Alfredo, François, Fripiat, Thöle, Lena M, Michel, Elisabeth, Gottschalk, Julia, Arnold, Laura, Moretti, Simone, Schmitt, Mareike, Oleynik, Sergey, Jaccard, Samuel L, Haug, Gerald H
• Format: Other/Unknown Material
• Language: English
• Published: PANGAEA 2021
• Subjects: Diatom; nitrogen isotope; Southern Ocean; TEX86; Antarctic; Antarctic Ocean; Indian; The Antarctic; Antarc*; ice core; Neogloboquadrina pachyderma; Planktonic foraminifera
• Online Access: https://doi.pangaea.de/10.1594/PANGAEA.931028; https://doi.org/10.1594/PANGAEA.931028

Previous studies suggest that, during the late Pleistocene ice ages, surface-deep exchange was somehow weakened in the Southern Ocean's Antarctic Zone (AZ), reducing the leakage of deeply sequestered CO2 and thus contributing to the lower atmospheric CO2 levels of the ice ages. To better unders...