The Transpolar Drift as a Source of Riverine and Shelf-Derived Trace Elements to the Central Arctic Ocean
Abstract A major surface circulation feature of the Arctic Ocean is the Transpolar Drift (TPD), a current that transports river-influenced shelf water from the Laptev and East Siberian Seas toward the center of the basin and Fram Strait. In 2015, the international GEOTRACES program included a high-r...
Published in: | Journal of Geophysical Research: Oceans |
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Main Authors: | , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , |
Format: | Article in Journal/Newspaper |
Language: | unknown |
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2020
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Online Access: | https://epic.awi.de/id/eprint/53835/ https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2019JC015920 https://hdl.handle.net/10013/epic.ef5459c4-2d0f-466b-8964-d827ba4a74fb |
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Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center) |
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Abstract A major surface circulation feature of the Arctic Ocean is the Transpolar Drift (TPD), a current that transports river-influenced shelf water from the Laptev and East Siberian Seas toward the center of the basin and Fram Strait. In 2015, the international GEOTRACES program included a high-resolution pan-Arctic survey of carbon, nutrients, and a suite of trace elements and isotopes (TEIs). The cruises bisected the TPD at two locations in the central basin, which were defined by maxima in meteoric water and dissolved organic carbon concentrations that spanned 600Â km horizontally and ~25-50 m vertically. Dissolved TEIs such as Fe, Co, Ni, Cu, Hg, Nd, and Th, which are generally particle-reactive but can be complexed by organic matter, were observed at concentrations much higher than expected for the open ocean setting. Other trace element concentrations such as Al, V, Ga, and Pb were lower than expected due to scavenging over the productive East Siberian and Laptev shelf seas. Using a combination of radionuclide tracers and ice drift modeling, the transport rate for the core of the TPD was estimated at 0.9 ± 0.4 Sv (10^6 m3 s-1). This rate was used to derive the mass flux for TEIs that were enriched in the TPD, revealing the importance of lateral transport in supplying materials beneath the ice to the central Arctic Ocean and potentially to the North Atlantic Ocean via Fram Strait. Continued intensification of the Arctic hydrologic cycle and permafrost degradation will likely lead to an increase in the flux of TEIs into the Arctic Ocean. |
format |
Article in Journal/Newspaper |
author |
Charette, Matthew A. Kipp, Lauren E. Jensen, Laramie T. Dabrowski, Jessica S. Whitmore, Laura M. Fitzsimmons, Jessica N. Williford, Tatiana Ulfsbo, Adam Jones, Elizabeth Bundy, Randelle M. Vivancos, Sebastian M. Pahnke, Katharina John, Seth G. Xiang, Yang Hatta, Mariko Petrova, Mariia V. Heimbuerger-Boavida, Lars-Eric Bauch, Dorothea Newton, Robert Pasqualini, Angelica Agather, Alison M. Amon, Rainer M. W. Anderson, Robert F. Andersson, Per S. Benner, Ronald Bowman, Katlin L. Edwards, R. Lawrence Gdaniec, Sandra Gerringa, Loes J. A. González, Aridane G. Granskog, Mats Haley, Brian Hammerschmidt, Chad R. Hansell, Dennis A. Henderson, Paul B. Kadko, David C. Kaiser, Karl Laan, Patrick Lam, Phoebe J. Lamborg, Carl H. Levier, Martin Li, Xianglei Margolin, Andrew R. Measures, Chris Middag, Rob Millero, Frank J. Moore, Willard S. Paffrath, Ronja Planquette, Hélène Rabe, Benjamin Reader, Heather Rember, Robert Rijkenberg, Micha J. A. Roy-Barman, Matthieu Rutgers v. d. Loeff, Michiel Saito, Mak Schauer, Ursula Schlosser, Peter Sherrell, Robert M. Shiller, Alan M. Slagter, Hans Sonke, Jeroen E. Stedmon, Colin Woosley, Ryan J. Valk, Ole van Ooijen, Jan Zhang, Ruifeng |
spellingShingle |
Charette, Matthew A. Kipp, Lauren E. Jensen, Laramie T. Dabrowski, Jessica S. Whitmore, Laura M. Fitzsimmons, Jessica N. Williford, Tatiana Ulfsbo, Adam Jones, Elizabeth Bundy, Randelle M. Vivancos, Sebastian M. Pahnke, Katharina John, Seth G. Xiang, Yang Hatta, Mariko Petrova, Mariia V. Heimbuerger-Boavida, Lars-Eric Bauch, Dorothea Newton, Robert Pasqualini, Angelica Agather, Alison M. Amon, Rainer M. W. Anderson, Robert F. Andersson, Per S. Benner, Ronald Bowman, Katlin L. Edwards, R. Lawrence Gdaniec, Sandra Gerringa, Loes J. A. González, Aridane G. Granskog, Mats Haley, Brian Hammerschmidt, Chad R. Hansell, Dennis A. Henderson, Paul B. Kadko, David C. Kaiser, Karl Laan, Patrick Lam, Phoebe J. Lamborg, Carl H. Levier, Martin Li, Xianglei Margolin, Andrew R. Measures, Chris Middag, Rob Millero, Frank J. Moore, Willard S. Paffrath, Ronja Planquette, Hélène Rabe, Benjamin Reader, Heather Rember, Robert Rijkenberg, Micha J. A. Roy-Barman, Matthieu Rutgers v. d. Loeff, Michiel Saito, Mak Schauer, Ursula Schlosser, Peter Sherrell, Robert M. Shiller, Alan M. Slagter, Hans Sonke, Jeroen E. Stedmon, Colin Woosley, Ryan J. Valk, Ole van Ooijen, Jan Zhang, Ruifeng The Transpolar Drift as a Source of Riverine and Shelf-Derived Trace Elements to the Central Arctic Ocean |
author_facet |
Charette, Matthew A. Kipp, Lauren E. Jensen, Laramie T. Dabrowski, Jessica S. Whitmore, Laura M. Fitzsimmons, Jessica N. Williford, Tatiana Ulfsbo, Adam Jones, Elizabeth Bundy, Randelle M. Vivancos, Sebastian M. Pahnke, Katharina John, Seth G. Xiang, Yang Hatta, Mariko Petrova, Mariia V. Heimbuerger-Boavida, Lars-Eric Bauch, Dorothea Newton, Robert Pasqualini, Angelica Agather, Alison M. Amon, Rainer M. W. Anderson, Robert F. Andersson, Per S. Benner, Ronald Bowman, Katlin L. Edwards, R. Lawrence Gdaniec, Sandra Gerringa, Loes J. A. González, Aridane G. Granskog, Mats Haley, Brian Hammerschmidt, Chad R. Hansell, Dennis A. Henderson, Paul B. Kadko, David C. Kaiser, Karl Laan, Patrick Lam, Phoebe J. Lamborg, Carl H. Levier, Martin Li, Xianglei Margolin, Andrew R. Measures, Chris Middag, Rob Millero, Frank J. Moore, Willard S. Paffrath, Ronja Planquette, Hélène Rabe, Benjamin Reader, Heather Rember, Robert Rijkenberg, Micha J. A. Roy-Barman, Matthieu Rutgers v. d. Loeff, Michiel Saito, Mak Schauer, Ursula Schlosser, Peter Sherrell, Robert M. Shiller, Alan M. Slagter, Hans Sonke, Jeroen E. Stedmon, Colin Woosley, Ryan J. Valk, Ole van Ooijen, Jan Zhang, Ruifeng |
author_sort |
Charette, Matthew A. |
title |
The Transpolar Drift as a Source of Riverine and Shelf-Derived Trace Elements to the Central Arctic Ocean |
title_short |
The Transpolar Drift as a Source of Riverine and Shelf-Derived Trace Elements to the Central Arctic Ocean |
title_full |
The Transpolar Drift as a Source of Riverine and Shelf-Derived Trace Elements to the Central Arctic Ocean |
title_fullStr |
The Transpolar Drift as a Source of Riverine and Shelf-Derived Trace Elements to the Central Arctic Ocean |
title_full_unstemmed |
The Transpolar Drift as a Source of Riverine and Shelf-Derived Trace Elements to the Central Arctic Ocean |
title_sort |
transpolar drift as a source of riverine and shelf-derived trace elements to the central arctic ocean |
publishDate |
2020 |
url |
https://epic.awi.de/id/eprint/53835/ https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2019JC015920 https://hdl.handle.net/10013/epic.ef5459c4-2d0f-466b-8964-d827ba4a74fb |
genre |
Arctic Arctic Ocean Fram Strait Ice laptev North Atlantic permafrost |
genre_facet |
Arctic Arctic Ocean Fram Strait Ice laptev North Atlantic permafrost |
op_source |
EPIC3Journal of Geophysical Research: Oceans, 125(5), pp. e2019JC015920 |
op_relation |
Charette, M. A. , Kipp, L. E. , Jensen, L. T. , Dabrowski, J. S. , Whitmore, L. M. , Fitzsimmons, J. N. , Williford, T. , Ulfsbo, A. , Jones, E. , Bundy, R. M. , Vivancos, S. M. , Pahnke, K. , John, S. G. , Xiang, Y. , Hatta, M. , Petrova, M. V. , Heimbuerger-Boavida, L. E. , Bauch, D. , Newton, R. , Pasqualini, A. , Agather, A. M. , Amon, R. M. W. , Anderson, R. F. , Andersson, P. S. , Benner, R. , Bowman, K. L. , Edwards, R. L. , Gdaniec, S. , Gerringa, L. J. A. , González, A. G. , Granskog, M. , Haley, B. , Hammerschmidt, C. R. , Hansell, D. A. , Henderson, P. B. , Kadko, D. C. , Kaiser, K. , Laan, P. , Lam, P. J. , Lamborg, C. H. , Levier, M. , Li, X. , Margolin, A. R. , Measures, C. , Middag, R. , Millero, F. J. , Moore, W. S. , Paffrath, R. , Planquette, H. , Rabe, B. orcid:0000-0001-5794-9856 , Reader, H. , Rember, R. , Rijkenberg, M. J. A. , Roy-Barman, M. , Rutgers v. d. Loeff, M. orcid:0000-0003-1393-3742 , Saito, M. , Schauer, U. , Schlosser, P. , Sherrell, R. M. , Shiller, A. M. , Slagter, H. , Sonke, J. E. , Stedmon, C. , Woosley, R. J. , Valk, O. orcid:0000-0003-1406-0701 , van Ooijen, J. and Zhang, R. (2020) The Transpolar Drift as a Source of Riverine and Shelf-Derived Trace Elements to the Central Arctic Ocean , Journal of Geophysical Research: Oceans, 125 (5), e2019JC015920 . doi:10.1029/2019JC015920 <https://doi.org/10.1029/2019JC015920> , hdl:10013/epic.ef5459c4-2d0f-466b-8964-d827ba4a74fb |
op_doi |
https://doi.org/10.1029/2019JC015920 |
container_title |
Journal of Geophysical Research: Oceans |
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125 |
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5 |
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ftawi:oai:epic.awi.de:53835 2024-09-15T17:52:01+00:00 The Transpolar Drift as a Source of Riverine and Shelf-Derived Trace Elements to the Central Arctic Ocean Charette, Matthew A. Kipp, Lauren E. Jensen, Laramie T. Dabrowski, Jessica S. Whitmore, Laura M. Fitzsimmons, Jessica N. Williford, Tatiana Ulfsbo, Adam Jones, Elizabeth Bundy, Randelle M. Vivancos, Sebastian M. Pahnke, Katharina John, Seth G. Xiang, Yang Hatta, Mariko Petrova, Mariia V. Heimbuerger-Boavida, Lars-Eric Bauch, Dorothea Newton, Robert Pasqualini, Angelica Agather, Alison M. Amon, Rainer M. W. Anderson, Robert F. Andersson, Per S. Benner, Ronald Bowman, Katlin L. Edwards, R. Lawrence Gdaniec, Sandra Gerringa, Loes J. A. González, Aridane G. Granskog, Mats Haley, Brian Hammerschmidt, Chad R. Hansell, Dennis A. Henderson, Paul B. Kadko, David C. Kaiser, Karl Laan, Patrick Lam, Phoebe J. Lamborg, Carl H. Levier, Martin Li, Xianglei Margolin, Andrew R. Measures, Chris Middag, Rob Millero, Frank J. Moore, Willard S. Paffrath, Ronja Planquette, Hélène Rabe, Benjamin Reader, Heather Rember, Robert Rijkenberg, Micha J. A. Roy-Barman, Matthieu Rutgers v. d. Loeff, Michiel Saito, Mak Schauer, Ursula Schlosser, Peter Sherrell, Robert M. Shiller, Alan M. Slagter, Hans Sonke, Jeroen E. Stedmon, Colin Woosley, Ryan J. Valk, Ole van Ooijen, Jan Zhang, Ruifeng 2020 https://epic.awi.de/id/eprint/53835/ https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2019JC015920 https://hdl.handle.net/10013/epic.ef5459c4-2d0f-466b-8964-d827ba4a74fb unknown Charette, M. A. , Kipp, L. E. , Jensen, L. T. , Dabrowski, J. S. , Whitmore, L. M. , Fitzsimmons, J. N. , Williford, T. , Ulfsbo, A. , Jones, E. , Bundy, R. M. , Vivancos, S. M. , Pahnke, K. , John, S. G. , Xiang, Y. , Hatta, M. , Petrova, M. V. , Heimbuerger-Boavida, L. E. , Bauch, D. , Newton, R. , Pasqualini, A. , Agather, A. M. , Amon, R. M. W. , Anderson, R. F. , Andersson, P. S. , Benner, R. , Bowman, K. L. , Edwards, R. L. , Gdaniec, S. , Gerringa, L. J. A. , González, A. G. , Granskog, M. , Haley, B. , Hammerschmidt, C. R. , Hansell, D. A. , Henderson, P. B. , Kadko, D. C. , Kaiser, K. , Laan, P. , Lam, P. J. , Lamborg, C. H. , Levier, M. , Li, X. , Margolin, A. R. , Measures, C. , Middag, R. , Millero, F. J. , Moore, W. S. , Paffrath, R. , Planquette, H. , Rabe, B. orcid:0000-0001-5794-9856 , Reader, H. , Rember, R. , Rijkenberg, M. J. A. , Roy-Barman, M. , Rutgers v. d. Loeff, M. orcid:0000-0003-1393-3742 , Saito, M. , Schauer, U. , Schlosser, P. , Sherrell, R. M. , Shiller, A. M. , Slagter, H. , Sonke, J. E. , Stedmon, C. , Woosley, R. J. , Valk, O. orcid:0000-0003-1406-0701 , van Ooijen, J. and Zhang, R. (2020) The Transpolar Drift as a Source of Riverine and Shelf-Derived Trace Elements to the Central Arctic Ocean , Journal of Geophysical Research: Oceans, 125 (5), e2019JC015920 . doi:10.1029/2019JC015920 <https://doi.org/10.1029/2019JC015920> , hdl:10013/epic.ef5459c4-2d0f-466b-8964-d827ba4a74fb EPIC3Journal of Geophysical Research: Oceans, 125(5), pp. e2019JC015920 Article isiRev 2020 ftawi https://doi.org/10.1029/2019JC015920 2024-06-24T04:26:11Z Abstract A major surface circulation feature of the Arctic Ocean is the Transpolar Drift (TPD), a current that transports river-influenced shelf water from the Laptev and East Siberian Seas toward the center of the basin and Fram Strait. In 2015, the international GEOTRACES program included a high-resolution pan-Arctic survey of carbon, nutrients, and a suite of trace elements and isotopes (TEIs). The cruises bisected the TPD at two locations in the central basin, which were defined by maxima in meteoric water and dissolved organic carbon concentrations that spanned 600Â km horizontally and ~25-50 m vertically. Dissolved TEIs such as Fe, Co, Ni, Cu, Hg, Nd, and Th, which are generally particle-reactive but can be complexed by organic matter, were observed at concentrations much higher than expected for the open ocean setting. Other trace element concentrations such as Al, V, Ga, and Pb were lower than expected due to scavenging over the productive East Siberian and Laptev shelf seas. Using a combination of radionuclide tracers and ice drift modeling, the transport rate for the core of the TPD was estimated at 0.9 ± 0.4 Sv (10^6 m3 s-1). This rate was used to derive the mass flux for TEIs that were enriched in the TPD, revealing the importance of lateral transport in supplying materials beneath the ice to the central Arctic Ocean and potentially to the North Atlantic Ocean via Fram Strait. Continued intensification of the Arctic hydrologic cycle and permafrost degradation will likely lead to an increase in the flux of TEIs into the Arctic Ocean. Article in Journal/Newspaper Arctic Arctic Ocean Fram Strait Ice laptev North Atlantic permafrost Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center) Journal of Geophysical Research: Oceans 125 5 |