Discharge of Meteoric Water in the Eastern Norwegian Sea since the Last Glacial Period
Source at https://doi.org/10.1029/2019GL084237. Submarine groundwater discharge could impact the transport of critical solutes to the ocean. However, its driver(s), significance over geological time scales, and geographical coverage are poorly understood. We characterize a submarine groundwater seep...
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Online Access: | https://hdl.handle.net/10037/16079 https://doi.org/10.1029/2019GL084237 |
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ftunivtroemsoe:oai:munin.uit.no:10037/16079 2023-05-15T14:27:53+02:00 Discharge of Meteoric Water in the Eastern Norwegian Sea since the Last Glacial Period Hong, Wei-Li Lepland, Aivo Himmler, Tobias Kim, Ji‐Hoon Chand, Shyam Sahy, Diana Solomon, Evan A. Rae, James W. B. Martma, Tõnu Nam, Seung‐Il Knies, Jochen 2019-07-03 https://hdl.handle.net/10037/16079 https://doi.org/10.1029/2019GL084237 eng eng American Geophysical Union (AGU) Geophysical Research Letters info:eu-repo/grantAgreement/RCN/PETROMAKS2/255150/Norway/Norwegian margin fluid systems and methane- derived carbonate crusts - Recent scientific advances in service of petroleum exploration// info:eu-repo/grantAgreement/RCN/SFF/223259/Norway/Centre for Arctic Gas Hydrate, Environment and Climate/CAGE/ Hong, W-L,, Lepland, A., Himmler, T., Kim, J-H., Chand, S., Sahy, D. . Knies, J. (2019). Discharge of Meteoric Water in the Eastern Norwegian Sea since the Last Glacial Period. Geophysical Research Letters, 46 (14), 8194-8204. https://doi.org/10.1029/2019GL084237 FRIDAID 1713023 doi:10.1029/2019GL084237 0094-8276 1944-8007 https://hdl.handle.net/10037/16079 openAccess VDP::Mathematics and natural science: 400::Geosciences: 450 VDP::Matematikk og Naturvitenskap: 400::Geofag: 450 submarine groundwater discharge Arctic Ocean methane emission authigenic minerals Journal article Tidsskriftartikkel Peer reviewed 2019 ftunivtroemsoe https://doi.org/10.1029/2019GL084237 2021-06-25T17:56:47Z Source at https://doi.org/10.1029/2019GL084237. Submarine groundwater discharge could impact the transport of critical solutes to the ocean. However, its driver(s), significance over geological time scales, and geographical coverage are poorly understood. We characterize a submarine groundwater seep from the continental slope off northern Norway where substantial amount of meteoric water was detected. We reconstruct the seepage history from textural relationships and U‐Th geochronology of authigenic minerals. We demonstrate how glacial‐interglacial dynamics have promoted submarine groundwater circulation more than 100 km offshore and result in high fluxes of critical solutes to the ocean. Such cryosphere‐hydrosphere coupling is likely common in the circum‐Arctic implying that future decay of glaciers and permafrost in a warming Arctic is expected to attenuate such a coupled process and thus decreases the export of critical solutes. Article in Journal/Newspaper Arctic Arctic Arctic Ocean Northern Norway Norwegian Sea permafrost University of Tromsø: Munin Open Research Archive Arctic Arctic Ocean Norway Norwegian Sea Geophysical Research Letters 46 14 8194 8204 |
institution |
Open Polar |
collection |
University of Tromsø: Munin Open Research Archive |
op_collection_id |
ftunivtroemsoe |
language |
English |
topic |
VDP::Mathematics and natural science: 400::Geosciences: 450 VDP::Matematikk og Naturvitenskap: 400::Geofag: 450 submarine groundwater discharge Arctic Ocean methane emission authigenic minerals |
spellingShingle |
VDP::Mathematics and natural science: 400::Geosciences: 450 VDP::Matematikk og Naturvitenskap: 400::Geofag: 450 submarine groundwater discharge Arctic Ocean methane emission authigenic minerals Hong, Wei-Li Lepland, Aivo Himmler, Tobias Kim, Ji‐Hoon Chand, Shyam Sahy, Diana Solomon, Evan A. Rae, James W. B. Martma, Tõnu Nam, Seung‐Il Knies, Jochen Discharge of Meteoric Water in the Eastern Norwegian Sea since the Last Glacial Period |
topic_facet |
VDP::Mathematics and natural science: 400::Geosciences: 450 VDP::Matematikk og Naturvitenskap: 400::Geofag: 450 submarine groundwater discharge Arctic Ocean methane emission authigenic minerals |
description |
Source at https://doi.org/10.1029/2019GL084237. Submarine groundwater discharge could impact the transport of critical solutes to the ocean. However, its driver(s), significance over geological time scales, and geographical coverage are poorly understood. We characterize a submarine groundwater seep from the continental slope off northern Norway where substantial amount of meteoric water was detected. We reconstruct the seepage history from textural relationships and U‐Th geochronology of authigenic minerals. We demonstrate how glacial‐interglacial dynamics have promoted submarine groundwater circulation more than 100 km offshore and result in high fluxes of critical solutes to the ocean. Such cryosphere‐hydrosphere coupling is likely common in the circum‐Arctic implying that future decay of glaciers and permafrost in a warming Arctic is expected to attenuate such a coupled process and thus decreases the export of critical solutes. |
format |
Article in Journal/Newspaper |
author |
Hong, Wei-Li Lepland, Aivo Himmler, Tobias Kim, Ji‐Hoon Chand, Shyam Sahy, Diana Solomon, Evan A. Rae, James W. B. Martma, Tõnu Nam, Seung‐Il Knies, Jochen |
author_facet |
Hong, Wei-Li Lepland, Aivo Himmler, Tobias Kim, Ji‐Hoon Chand, Shyam Sahy, Diana Solomon, Evan A. Rae, James W. B. Martma, Tõnu Nam, Seung‐Il Knies, Jochen |
author_sort |
Hong, Wei-Li |
title |
Discharge of Meteoric Water in the Eastern Norwegian Sea since the Last Glacial Period |
title_short |
Discharge of Meteoric Water in the Eastern Norwegian Sea since the Last Glacial Period |
title_full |
Discharge of Meteoric Water in the Eastern Norwegian Sea since the Last Glacial Period |
title_fullStr |
Discharge of Meteoric Water in the Eastern Norwegian Sea since the Last Glacial Period |
title_full_unstemmed |
Discharge of Meteoric Water in the Eastern Norwegian Sea since the Last Glacial Period |
title_sort |
discharge of meteoric water in the eastern norwegian sea since the last glacial period |
publisher |
American Geophysical Union (AGU) |
publishDate |
2019 |
url |
https://hdl.handle.net/10037/16079 https://doi.org/10.1029/2019GL084237 |
geographic |
Arctic Arctic Ocean Norway Norwegian Sea |
geographic_facet |
Arctic Arctic Ocean Norway Norwegian Sea |
genre |
Arctic Arctic Arctic Ocean Northern Norway Norwegian Sea permafrost |
genre_facet |
Arctic Arctic Arctic Ocean Northern Norway Norwegian Sea permafrost |
op_relation |
Geophysical Research Letters info:eu-repo/grantAgreement/RCN/PETROMAKS2/255150/Norway/Norwegian margin fluid systems and methane- derived carbonate crusts - Recent scientific advances in service of petroleum exploration// info:eu-repo/grantAgreement/RCN/SFF/223259/Norway/Centre for Arctic Gas Hydrate, Environment and Climate/CAGE/ Hong, W-L,, Lepland, A., Himmler, T., Kim, J-H., Chand, S., Sahy, D. . Knies, J. (2019). Discharge of Meteoric Water in the Eastern Norwegian Sea since the Last Glacial Period. Geophysical Research Letters, 46 (14), 8194-8204. https://doi.org/10.1029/2019GL084237 FRIDAID 1713023 doi:10.1029/2019GL084237 0094-8276 1944-8007 https://hdl.handle.net/10037/16079 |
op_rights |
openAccess |
op_doi |
https://doi.org/10.1029/2019GL084237 |
container_title |
Geophysical Research Letters |
container_volume |
46 |
container_issue |
14 |
container_start_page |
8194 |
op_container_end_page |
8204 |
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1766301953943404544 |