Two months at sea on the Joides Resolution and over 2 km of seafloor core from the southern South Africa sheds light on regional climate history
This presentation gives an account of the International Ocean Discovery Program (IODP) expedition 392 [Agulhas Plateau Cretaceous Climate: drilling the Agulhas Plateau and Transkei Basin to reconstruct the Cretaceous–Paleogene tectonic and climatic evolution of the Southern Ocean basin] which took p...
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ftawi:oai:epic.awi.de:56862 2024-09-15T18:37:14+00:00 Two months at sea on the Joides Resolution and over 2 km of seafloor core from the southern South Africa sheds light on regional climate history Cawthra, Hayley C. Uenzelmann-Neben, Gabriele Bohaty, Steven M. Childress, Laurel B. 2022-11-28 https://epic.awi.de/id/eprint/56862/ https://hdl.handle.net/10013/epic.b4b9011b-e4fa-4655-b821-9b22ecfe9637 unknown Cawthra, H. C. , Uenzelmann-Neben, G. orcid:0000-0002-0115-5923 , Bohaty, S. M. and Childress, L. B. , IODP Expedition 392 Science Party (2022) Two months at sea on the Joides Resolution and over 2 km of seafloor core from the southern South Africa sheds light on regional climate history , South African Geophysical Association’s 17th Biennial Conference & Exhibition, 28 November 2022 - 1 December 2022 . hdl:10013/epic.b4b9011b-e4fa-4655-b821-9b22ecfe9637 EPIC3South African Geophysical Association’s 17th Biennial Conference & Exhibition, 2022-11-28-2022-12-01 Conference notRev 2022 ftawi 2024-06-24T04:28:46Z This presentation gives an account of the International Ocean Discovery Program (IODP) expedition 392 [Agulhas Plateau Cretaceous Climate: drilling the Agulhas Plateau and Transkei Basin to reconstruct the Cretaceous–Paleogene tectonic and climatic evolution of the Southern Ocean basin] which took place from February to April 2022. Four geological sites were drilled on the seafloor of the Agulhas Plateau and the Transkei Basin (Figure 1). A total of 28 scientists from sailed on the Joides Resolution vessel and the deepest hole drilled of four reached 994 m below the seafloor, in over 4500 m of water. The overarching objectives of Expedition 392’s recovery of rocks and sedimentary sequences were aimed at: (1) determining the nature and origin of the Agulhas Plateau; (2) advancing the understanding of how Cretaceous temperatures, ocean circulation, and sedimentation patterns evolved as CO2 levels rose and fell and the breakup of Gondwana progressed; (3) documenting long-term palaeoceanographic variability through the Late Cretaceous and Paleogene; and (4) investigating geochemical interactions between igneous rocks, sediments, and pore waters through the life cycle of a large igneous province. Conference Object Southern Ocean Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center) |
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Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center) |
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ftawi |
language |
unknown |
description |
This presentation gives an account of the International Ocean Discovery Program (IODP) expedition 392 [Agulhas Plateau Cretaceous Climate: drilling the Agulhas Plateau and Transkei Basin to reconstruct the Cretaceous–Paleogene tectonic and climatic evolution of the Southern Ocean basin] which took place from February to April 2022. Four geological sites were drilled on the seafloor of the Agulhas Plateau and the Transkei Basin (Figure 1). A total of 28 scientists from sailed on the Joides Resolution vessel and the deepest hole drilled of four reached 994 m below the seafloor, in over 4500 m of water. The overarching objectives of Expedition 392’s recovery of rocks and sedimentary sequences were aimed at: (1) determining the nature and origin of the Agulhas Plateau; (2) advancing the understanding of how Cretaceous temperatures, ocean circulation, and sedimentation patterns evolved as CO2 levels rose and fell and the breakup of Gondwana progressed; (3) documenting long-term palaeoceanographic variability through the Late Cretaceous and Paleogene; and (4) investigating geochemical interactions between igneous rocks, sediments, and pore waters through the life cycle of a large igneous province. |
format |
Conference Object |
author |
Cawthra, Hayley C. Uenzelmann-Neben, Gabriele Bohaty, Steven M. Childress, Laurel B. |
spellingShingle |
Cawthra, Hayley C. Uenzelmann-Neben, Gabriele Bohaty, Steven M. Childress, Laurel B. Two months at sea on the Joides Resolution and over 2 km of seafloor core from the southern South Africa sheds light on regional climate history |
author_facet |
Cawthra, Hayley C. Uenzelmann-Neben, Gabriele Bohaty, Steven M. Childress, Laurel B. |
author_sort |
Cawthra, Hayley C. |
title |
Two months at sea on the Joides Resolution and over 2 km of seafloor core from the southern South Africa sheds light on regional climate history |
title_short |
Two months at sea on the Joides Resolution and over 2 km of seafloor core from the southern South Africa sheds light on regional climate history |
title_full |
Two months at sea on the Joides Resolution and over 2 km of seafloor core from the southern South Africa sheds light on regional climate history |
title_fullStr |
Two months at sea on the Joides Resolution and over 2 km of seafloor core from the southern South Africa sheds light on regional climate history |
title_full_unstemmed |
Two months at sea on the Joides Resolution and over 2 km of seafloor core from the southern South Africa sheds light on regional climate history |
title_sort |
two months at sea on the joides resolution and over 2 km of seafloor core from the southern south africa sheds light on regional climate history |
publishDate |
2022 |
url |
https://epic.awi.de/id/eprint/56862/ https://hdl.handle.net/10013/epic.b4b9011b-e4fa-4655-b821-9b22ecfe9637 |
genre |
Southern Ocean |
genre_facet |
Southern Ocean |
op_source |
EPIC3South African Geophysical Association’s 17th Biennial Conference & Exhibition, 2022-11-28-2022-12-01 |
op_relation |
Cawthra, H. C. , Uenzelmann-Neben, G. orcid:0000-0002-0115-5923 , Bohaty, S. M. and Childress, L. B. , IODP Expedition 392 Science Party (2022) Two months at sea on the Joides Resolution and over 2 km of seafloor core from the southern South Africa sheds light on regional climate history , South African Geophysical Association’s 17th Biennial Conference & Exhibition, 28 November 2022 - 1 December 2022 . hdl:10013/epic.b4b9011b-e4fa-4655-b821-9b22ecfe9637 |
_version_ |
1810481594062864384 |