Deepening of Southern Ocean Gateway Leads to Abrupt Onset of a Deep-Reaching Meridional Overturning Circulation

• Published in: Geophysical Research Letters
• Main Authors: Xing, Qianjiang, Klocker, Andreas, Munday, David, Whittaker, Joanne
• Format: Article in Journal/Newspaper
• Language: English
• Published: 2023
• Subjects: Cape Horn; Drake Passage; Southern Ocean; Antarc*; Antarctica
• Online Access: https://hdl.handle.net/11250/3131320; https://doi.org/10.1029/2023GL104382

Around 50–34 million years ago, the Southern Hemisphere witnessed a major reorganization of continents. This led to the opening and deepening of two Southern Ocean gateways (OGs)—the Tasmanian Gateway between Australia and Antarctica, and Drake Passage between Cape Horn and the Antarctica Peninsula....