Cenozoic tectonic history of the South Georgia microcontinent and potential as a barrier to Pacific-Atlantic through flow

• Published in: Geology
• Main Authors: Carter, Andrew, Curtis, M., Schwanenthal, J.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Geological Society of America 2014
• Subjects: Earth and Planetary Sciences; Antarctic; Georgia Rise; North Scotia Ridge; Northeast Georgia Rise; Pacific; Rocas; Scotia Sea; West Scotia Ridge; Antarc*; Antarctica
• Online Access: https://eprints.bbk.ac.uk/id/eprint/12986/; https://eprints.bbk.ac.uk/id/eprint/12986/1/Geology-2014-Carter-299-302.pdf; https://doi.org/10.1130/G35091.1

Cenozoic opening of the central Scotia Sea involved the tectonic translation of crustal blocks to form the North Scotia Ridge, which today is a major topographic constriction to the fl ow of the deep Antarctic Circumpolar Current that keeps Antarctica thermally isolated from warmer ocean waters. How...