Lagrangian pathways for sub-Antarctic Mode Water formation and carbon uptake ...
<!--!introduction!--> Sub-Antarctic Mode Waters (SAMW), forming in the deep winter mixed layers in the Sub-Antarctic Zone (SAZ) to the north of the Antarctic Circumpolar Current (ACC), connect the ocean thermocline with the atmosphere, contributing to ocean carbon and heat uptake and transport...
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GFZ German Research Centre for Geosciences
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ftdatacite:10.57757/iugg23-3300 2023-07-23T04:15:34+02:00 Lagrangian pathways for sub-Antarctic Mode Water formation and carbon uptake ... Fernández Castro, Bieito Mazloff, Matthew Williams, Richard G. Naveira Garabato, Alberto C. 2023 https://dx.doi.org/10.57757/iugg23-3300 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5019698 en eng GFZ German Research Centre for Geosciences Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode cc-by-4.0 Article ConferencePaper Oral 2023 ftdatacite https://doi.org/10.57757/iugg23-3300 2023-07-03T21:30:25Z <!--!introduction!--> Sub-Antarctic Mode Waters (SAMW), forming in the deep winter mixed layers in the Sub-Antarctic Zone (SAZ) to the north of the Antarctic Circumpolar Current (ACC), connect the ocean thermocline with the atmosphere, contributing to ocean carbon and heat uptake and transporting high-latitude nutrients northward, to fuel primary production at low latitudes. The important climatic role of SAMW is controlled by the rate of fluid subduction from the deep winter mixed layers and the concentration of heat, carbon and nutrients at the end of winter. These concentrations depend on a range of processes, both physical (air-sea exchange, transport of Antarctic waters across the ACC, along ACC advection, eddy fluxes, diapycnal mixing, etc.) and biogeochemical ( biological uptake, export and remineralisation), whose relative contributions are very poorly understood. With a Lagrangian particle-tracking experiment in a data-assimilative coupled physico-biogeochemical model of the Southern Ocean ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... Conference Object Antarc* Antarctic Southern Ocean DataCite Metadata Store (German National Library of Science and Technology) Antarctic Southern Ocean The Antarctic |
institution |
Open Polar |
collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
ftdatacite |
language |
English |
description |
<!--!introduction!--> Sub-Antarctic Mode Waters (SAMW), forming in the deep winter mixed layers in the Sub-Antarctic Zone (SAZ) to the north of the Antarctic Circumpolar Current (ACC), connect the ocean thermocline with the atmosphere, contributing to ocean carbon and heat uptake and transporting high-latitude nutrients northward, to fuel primary production at low latitudes. The important climatic role of SAMW is controlled by the rate of fluid subduction from the deep winter mixed layers and the concentration of heat, carbon and nutrients at the end of winter. These concentrations depend on a range of processes, both physical (air-sea exchange, transport of Antarctic waters across the ACC, along ACC advection, eddy fluxes, diapycnal mixing, etc.) and biogeochemical ( biological uptake, export and remineralisation), whose relative contributions are very poorly understood. With a Lagrangian particle-tracking experiment in a data-assimilative coupled physico-biogeochemical model of the Southern Ocean ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... |
format |
Conference Object |
author |
Fernández Castro, Bieito Mazloff, Matthew Williams, Richard G. Naveira Garabato, Alberto C. |
spellingShingle |
Fernández Castro, Bieito Mazloff, Matthew Williams, Richard G. Naveira Garabato, Alberto C. Lagrangian pathways for sub-Antarctic Mode Water formation and carbon uptake ... |
author_facet |
Fernández Castro, Bieito Mazloff, Matthew Williams, Richard G. Naveira Garabato, Alberto C. |
author_sort |
Fernández Castro, Bieito |
title |
Lagrangian pathways for sub-Antarctic Mode Water formation and carbon uptake ... |
title_short |
Lagrangian pathways for sub-Antarctic Mode Water formation and carbon uptake ... |
title_full |
Lagrangian pathways for sub-Antarctic Mode Water formation and carbon uptake ... |
title_fullStr |
Lagrangian pathways for sub-Antarctic Mode Water formation and carbon uptake ... |
title_full_unstemmed |
Lagrangian pathways for sub-Antarctic Mode Water formation and carbon uptake ... |
title_sort |
lagrangian pathways for sub-antarctic mode water formation and carbon uptake ... |
publisher |
GFZ German Research Centre for Geosciences |
publishDate |
2023 |
url |
https://dx.doi.org/10.57757/iugg23-3300 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5019698 |
geographic |
Antarctic Southern Ocean The Antarctic |
geographic_facet |
Antarctic Southern Ocean The Antarctic |
genre |
Antarc* Antarctic Southern Ocean |
genre_facet |
Antarc* Antarctic Southern Ocean |
op_rights |
Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode cc-by-4.0 |
op_doi |
https://doi.org/10.57757/iugg23-3300 |
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1772176432189931520 |