Changes in ocean circulation and carbon storage are decoupled from air-sea CO<sub>2</sub> fluxes

The spatial distribution of the air-sea flux of carbon dioxide is a poor indicator of the underlying ocean circulation and of ocean carbon storage. The weak dependence on circulation arises because mixing-driven changes in solubility-driven and biologically-driven air-sea fluxes largely cancel out....

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Main Authors: A. Gnanadesikan, I. Marinov
Format: Article
Language:English
Published: Copernicus Publications 2011-02-01
Series:Biogeosciences
Online Access:http://www.biogeosciences.net/8/505/2011/bg-8-505-2011.pdf
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author A. Gnanadesikan
I. Marinov
author_facet A. Gnanadesikan
I. Marinov
author_sort A. Gnanadesikan
collection DOAJ
description The spatial distribution of the air-sea flux of carbon dioxide is a poor indicator of the underlying ocean circulation and of ocean carbon storage. The weak dependence on circulation arises because mixing-driven changes in solubility-driven and biologically-driven air-sea fluxes largely cancel out. This cancellation occurs because mixing driven increases in the poleward residual mean circulation result in more transport of both remineralized nutrients and heat from low to high latitudes. By contrast, increasing vertical mixing decreases the storage associated with both the biological and solubility pumps, as it decreases remineralized carbon storage in the deep ocean and warms the ocean as a whole.
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spelling doaj.art-eb85574492824c1a84136517be2478152022-12-22T03:17:23ZengCopernicus PublicationsBiogeosciences1726-41701726-41892011-02-018250551310.5194/bg-8-505-2011Changes in ocean circulation and carbon storage are decoupled from air-sea CO<sub>2</sub> fluxesA. GnanadesikanI. MarinovThe spatial distribution of the air-sea flux of carbon dioxide is a poor indicator of the underlying ocean circulation and of ocean carbon storage. The weak dependence on circulation arises because mixing-driven changes in solubility-driven and biologically-driven air-sea fluxes largely cancel out. This cancellation occurs because mixing driven increases in the poleward residual mean circulation result in more transport of both remineralized nutrients and heat from low to high latitudes. By contrast, increasing vertical mixing decreases the storage associated with both the biological and solubility pumps, as it decreases remineralized carbon storage in the deep ocean and warms the ocean as a whole.http://www.biogeosciences.net/8/505/2011/bg-8-505-2011.pdf
spellingShingle A. Gnanadesikan
I. Marinov
Changes in ocean circulation and carbon storage are decoupled from air-sea CO<sub>2</sub> fluxes
Biogeosciences
title Changes in ocean circulation and carbon storage are decoupled from air-sea CO<sub>2</sub> fluxes
title_full Changes in ocean circulation and carbon storage are decoupled from air-sea CO<sub>2</sub> fluxes
title_fullStr Changes in ocean circulation and carbon storage are decoupled from air-sea CO<sub>2</sub> fluxes
title_full_unstemmed Changes in ocean circulation and carbon storage are decoupled from air-sea CO<sub>2</sub> fluxes
title_short Changes in ocean circulation and carbon storage are decoupled from air-sea CO<sub>2</sub> fluxes
title_sort changes in ocean circulation and carbon storage are decoupled from air sea co sub 2 sub fluxes
url http://www.biogeosciences.net/8/505/2011/bg-8-505-2011.pdf
work_keys_str_mv AT agnanadesikan changesinoceancirculationandcarbonstoragearedecoupledfromairseacosub2subfluxes
AT imarinov changesinoceancirculationandcarbonstoragearedecoupledfromairseacosub2subfluxes