Diatom oxygen and silicon isotopes data from IODP Hole 323-U1341B in the Bering Sea through the late Pliocene and over the onset of major Northern Hemisphere Glaciation ...
The Bering Sea is one of the most biologically productive regions in the marine system and plays a key role in regulating the flow of waters to the Arctic Ocean and into the subarctic North Pacific Ocean. Cores from Integrated Ocean Drilling Program (IODP) Expedition 323 to the Bering Sea provide th...
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ftdatacite:10.1594/pangaea.866302 2024-09-15T17:54:03+00:00 Diatom oxygen and silicon isotopes data from IODP Hole 323-U1341B in the Bering Sea through the late Pliocene and over the onset of major Northern Hemisphere Glaciation ... Swann, George E A Snelling, Andrea M Pike, Jennifer 2016 text/tab-separated-values https://dx.doi.org/10.1594/pangaea.866302 https://doi.pangaea.de/10.1594/PANGAEA.866302 en eng PANGAEA https://dx.doi.org/10.1002/2016pa002978 Creative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/legalcode cc-by-3.0 Code Sample code/label Depth, top/min Depth, bottom/max DEPTH, sediment/rock Depth, composite AGE Diatoms, δ18O Diatoms, δ30Si Drilling/drill rig DSDP/ODP/IODP sample designation Mass spectrometer, Finnigan, MAT 253 Exp323 Joides Resolution Integrated Ocean Drilling Program / International Ocean Discovery Program IODP dataset Supplementary Dataset Dataset 2016 ftdatacite https://doi.org/10.1594/pangaea.86630210.1002/2016pa002978 2024-08-01T10:57:37Z The Bering Sea is one of the most biologically productive regions in the marine system and plays a key role in regulating the flow of waters to the Arctic Ocean and into the subarctic North Pacific Ocean. Cores from Integrated Ocean Drilling Program (IODP) Expedition 323 to the Bering Sea provide the first opportunity to obtain reconstructions from the region that extend back to the Pliocene. Previous research at Bowers Ridge, south Bering Sea, has revealed stable levels of siliceous productivity over the onset of major Northern Hemisphere Glaciation (NHG) (circa 2.85-2.73 Ma). However, diatom silica isotope records of oxygen (d18Odiatom) and silicon (d30Sidiatom) presented here demonstrate that this interval was associated with a progressive increase in the supply of silicic acid to the region, superimposed on shift to a more dynamic environment characterized by colder temperatures and increased sea ice. This concluded at 2.58 Ma with a sharp increase in diatom productivity, further increases in photic zone ... : Supplement to: Swann, George E A; Snelling, Andrea M; Pike, Jennifer (2016): Biogeochemical cycling in the Bering Sea over the onset of major Northern Hemisphere Glaciation. Paleoceanography, 31(9), 1261-1269 ... Dataset Arctic Ocean Bering Sea Sea ice Subarctic DataCite |
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Open Polar |
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ftdatacite |
language |
English |
topic |
Code Sample code/label Depth, top/min Depth, bottom/max DEPTH, sediment/rock Depth, composite AGE Diatoms, δ18O Diatoms, δ30Si Drilling/drill rig DSDP/ODP/IODP sample designation Mass spectrometer, Finnigan, MAT 253 Exp323 Joides Resolution Integrated Ocean Drilling Program / International Ocean Discovery Program IODP |
spellingShingle |
Code Sample code/label Depth, top/min Depth, bottom/max DEPTH, sediment/rock Depth, composite AGE Diatoms, δ18O Diatoms, δ30Si Drilling/drill rig DSDP/ODP/IODP sample designation Mass spectrometer, Finnigan, MAT 253 Exp323 Joides Resolution Integrated Ocean Drilling Program / International Ocean Discovery Program IODP Swann, George E A Snelling, Andrea M Pike, Jennifer Diatom oxygen and silicon isotopes data from IODP Hole 323-U1341B in the Bering Sea through the late Pliocene and over the onset of major Northern Hemisphere Glaciation ... |
topic_facet |
Code Sample code/label Depth, top/min Depth, bottom/max DEPTH, sediment/rock Depth, composite AGE Diatoms, δ18O Diatoms, δ30Si Drilling/drill rig DSDP/ODP/IODP sample designation Mass spectrometer, Finnigan, MAT 253 Exp323 Joides Resolution Integrated Ocean Drilling Program / International Ocean Discovery Program IODP |
description |
The Bering Sea is one of the most biologically productive regions in the marine system and plays a key role in regulating the flow of waters to the Arctic Ocean and into the subarctic North Pacific Ocean. Cores from Integrated Ocean Drilling Program (IODP) Expedition 323 to the Bering Sea provide the first opportunity to obtain reconstructions from the region that extend back to the Pliocene. Previous research at Bowers Ridge, south Bering Sea, has revealed stable levels of siliceous productivity over the onset of major Northern Hemisphere Glaciation (NHG) (circa 2.85-2.73 Ma). However, diatom silica isotope records of oxygen (d18Odiatom) and silicon (d30Sidiatom) presented here demonstrate that this interval was associated with a progressive increase in the supply of silicic acid to the region, superimposed on shift to a more dynamic environment characterized by colder temperatures and increased sea ice. This concluded at 2.58 Ma with a sharp increase in diatom productivity, further increases in photic zone ... : Supplement to: Swann, George E A; Snelling, Andrea M; Pike, Jennifer (2016): Biogeochemical cycling in the Bering Sea over the onset of major Northern Hemisphere Glaciation. Paleoceanography, 31(9), 1261-1269 ... |
format |
Dataset |
author |
Swann, George E A Snelling, Andrea M Pike, Jennifer |
author_facet |
Swann, George E A Snelling, Andrea M Pike, Jennifer |
author_sort |
Swann, George E A |
title |
Diatom oxygen and silicon isotopes data from IODP Hole 323-U1341B in the Bering Sea through the late Pliocene and over the onset of major Northern Hemisphere Glaciation ... |
title_short |
Diatom oxygen and silicon isotopes data from IODP Hole 323-U1341B in the Bering Sea through the late Pliocene and over the onset of major Northern Hemisphere Glaciation ... |
title_full |
Diatom oxygen and silicon isotopes data from IODP Hole 323-U1341B in the Bering Sea through the late Pliocene and over the onset of major Northern Hemisphere Glaciation ... |
title_fullStr |
Diatom oxygen and silicon isotopes data from IODP Hole 323-U1341B in the Bering Sea through the late Pliocene and over the onset of major Northern Hemisphere Glaciation ... |
title_full_unstemmed |
Diatom oxygen and silicon isotopes data from IODP Hole 323-U1341B in the Bering Sea through the late Pliocene and over the onset of major Northern Hemisphere Glaciation ... |
title_sort |
diatom oxygen and silicon isotopes data from iodp hole 323-u1341b in the bering sea through the late pliocene and over the onset of major northern hemisphere glaciation ... |
publisher |
PANGAEA |
publishDate |
2016 |
url |
https://dx.doi.org/10.1594/pangaea.866302 https://doi.pangaea.de/10.1594/PANGAEA.866302 |
genre |
Arctic Ocean Bering Sea Sea ice Subarctic |
genre_facet |
Arctic Ocean Bering Sea Sea ice Subarctic |
op_relation |
https://dx.doi.org/10.1002/2016pa002978 |
op_rights |
Creative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/legalcode cc-by-3.0 |
op_doi |
https://doi.org/10.1594/pangaea.86630210.1002/2016pa002978 |
_version_ |
1810430228357447680 |