Latitudinal variation of planktonic foraminifera shell masses during Termination I
Unidad de excelencia María de Maeztu MdM-2015-0552 The oceans' surface layer holds large amounts of dissolved inorganic carbon that is exchanged rapidly with the atmosphere. Carbon enters the ocean mainly through the dissolution of atmospheric carbon dioxide (CO2), and a part of it is converted...
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ftuabarcelonapb:oai:ddd.uab.cat:205287 2023-05-15T18:00:31+02:00 Latitudinal variation of planktonic foraminifera shell masses during Termination I Zarkogiannis, Stergios Kontakiotis, George Antonarakou, Assimina Mortyn, P. Graham Drinia, Hara 2019 application/pdf https://ddd.uab.cat/record/205287 eng eng IOP conference series. Earth and environmental science Vol. 221 (2019), art. 012052 https://ddd.uab.cat/record/205287 urn:10.1088/1755-1315/221/1/012052 urn:oai:ddd.uab.cat:205287 urn:scopus_id:85063496308 urn:altmetric_id:56635380 urn:oai:egreta.uab.cat:publications/f9c27dab-a5d5-4b95-bbd9-96433d2b2ae7 open access Aquest document està subjecte a una llicència d'ús Creative Commons. Es permet la reproducció total o parcial, la distribució, la comunicació pública de l'obra i la creació d'obres derivades, fins i tot amb finalitats comercials, sempre i quan es reconegui l'autoria de l'obra original. https://creativecommons.org/licenses/by/4.0/ CC-BY Article 2019 ftuabarcelonapb 2023-02-06T21:17:19Z Unidad de excelencia María de Maeztu MdM-2015-0552 The oceans' surface layer holds large amounts of dissolved inorganic carbon that is exchanged rapidly with the atmosphere. Carbon enters the ocean mainly through the dissolution of atmospheric carbon dioxide (CO2), and a part of it is converted into carbonate by marine organisms. Calcifying marine organisms include planktonic foraminifers that contribute to the marine carbon turnover by generating inorganic carbon production (CaCO3 shells). Anthropogenic CO2 acidifies the surface ocean, changes the carbonate chemistry and decreases the saturation state of carbonate minerals in sea water, thus affecting the biological precipitation of carbonate shells. Relative changes in average foraminiferal shell mass can be interpreted as variations in test thickness and the extent of calcification that subsequently impacts the global carbonate budgets. The response of calcifying marine organisms to elevated atmospheric pCO2 is diverse and complex with studies reporting from reduced rates of net calcification to neutral receptivity or even increased calcification intensities. This diverse behavior implies that the concentration of dissolved inorganic carbon may not be the dominant factor controlling the amount of carbonate shell masses. Here we provide further evidence that glacial/interglacial variations of planktonic foraminifera shell masses are invariant to atmospheric pCO2. We identify that differences in shell weights of several planktonic foraminiferal species from narrow size intervals, over the most recent deglaciation (Termination I) vary systematically as a function of latitude. Past intervals of abruptly changing pCO2 and temperatures, such as the terminations, can offer a glimpse into the response of marine calcifying plankton to changes in surface oceans. We have compiled all the available bibliographic data of planktonic foraminifera shell weights from restricted sieve fractions of different species from the Atlantic, Pacific and Indian Oceans and we find ... Article in Journal/Newspaper Planktonic foraminifera Universitat Autònoma de Barcelona: Dipòsit Digital de Documents de la UAB Indian Pacific IOP Conference Series: Earth and Environmental Science 221 012052 |
institution |
Open Polar |
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Universitat Autònoma de Barcelona: Dipòsit Digital de Documents de la UAB |
op_collection_id |
ftuabarcelonapb |
language |
English |
description |
Unidad de excelencia María de Maeztu MdM-2015-0552 The oceans' surface layer holds large amounts of dissolved inorganic carbon that is exchanged rapidly with the atmosphere. Carbon enters the ocean mainly through the dissolution of atmospheric carbon dioxide (CO2), and a part of it is converted into carbonate by marine organisms. Calcifying marine organisms include planktonic foraminifers that contribute to the marine carbon turnover by generating inorganic carbon production (CaCO3 shells). Anthropogenic CO2 acidifies the surface ocean, changes the carbonate chemistry and decreases the saturation state of carbonate minerals in sea water, thus affecting the biological precipitation of carbonate shells. Relative changes in average foraminiferal shell mass can be interpreted as variations in test thickness and the extent of calcification that subsequently impacts the global carbonate budgets. The response of calcifying marine organisms to elevated atmospheric pCO2 is diverse and complex with studies reporting from reduced rates of net calcification to neutral receptivity or even increased calcification intensities. This diverse behavior implies that the concentration of dissolved inorganic carbon may not be the dominant factor controlling the amount of carbonate shell masses. Here we provide further evidence that glacial/interglacial variations of planktonic foraminifera shell masses are invariant to atmospheric pCO2. We identify that differences in shell weights of several planktonic foraminiferal species from narrow size intervals, over the most recent deglaciation (Termination I) vary systematically as a function of latitude. Past intervals of abruptly changing pCO2 and temperatures, such as the terminations, can offer a glimpse into the response of marine calcifying plankton to changes in surface oceans. We have compiled all the available bibliographic data of planktonic foraminifera shell weights from restricted sieve fractions of different species from the Atlantic, Pacific and Indian Oceans and we find ... |
format |
Article in Journal/Newspaper |
author |
Zarkogiannis, Stergios Kontakiotis, George Antonarakou, Assimina Mortyn, P. Graham Drinia, Hara |
spellingShingle |
Zarkogiannis, Stergios Kontakiotis, George Antonarakou, Assimina Mortyn, P. Graham Drinia, Hara Latitudinal variation of planktonic foraminifera shell masses during Termination I |
author_facet |
Zarkogiannis, Stergios Kontakiotis, George Antonarakou, Assimina Mortyn, P. Graham Drinia, Hara |
author_sort |
Zarkogiannis, Stergios |
title |
Latitudinal variation of planktonic foraminifera shell masses during Termination I |
title_short |
Latitudinal variation of planktonic foraminifera shell masses during Termination I |
title_full |
Latitudinal variation of planktonic foraminifera shell masses during Termination I |
title_fullStr |
Latitudinal variation of planktonic foraminifera shell masses during Termination I |
title_full_unstemmed |
Latitudinal variation of planktonic foraminifera shell masses during Termination I |
title_sort |
latitudinal variation of planktonic foraminifera shell masses during termination i |
publishDate |
2019 |
url |
https://ddd.uab.cat/record/205287 |
geographic |
Indian Pacific |
geographic_facet |
Indian Pacific |
genre |
Planktonic foraminifera |
genre_facet |
Planktonic foraminifera |
op_relation |
IOP conference series. Earth and environmental science Vol. 221 (2019), art. 012052 https://ddd.uab.cat/record/205287 urn:10.1088/1755-1315/221/1/012052 urn:oai:ddd.uab.cat:205287 urn:scopus_id:85063496308 urn:altmetric_id:56635380 urn:oai:egreta.uab.cat:publications/f9c27dab-a5d5-4b95-bbd9-96433d2b2ae7 |
op_rights |
open access Aquest document està subjecte a una llicència d'ús Creative Commons. Es permet la reproducció total o parcial, la distribució, la comunicació pública de l'obra i la creació d'obres derivades, fins i tot amb finalitats comercials, sempre i quan es reconegui l'autoria de l'obra original. https://creativecommons.org/licenses/by/4.0/ |
op_rightsnorm |
CC-BY |
container_title |
IOP Conference Series: Earth and Environmental Science |
container_volume |
221 |
container_start_page |
012052 |
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1766169644142428160 |