ON THE THERMODYNAMICS OF SUBDUCTION

For a parcel of fluid in the mixed layer to pass into the stratified thermocline - to subduct - it must be stratified by buoyancy input; this buoyancy can be supplied by local air-sea exchange and/or by lateral advective processes. A series of experiments is described in which a mixed layer, coupled...

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Библиографические подробности
Главные авторы: Marshall, D, Marshall, J
Формат: Journal article
Опубликовано: 1995
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author Marshall, D
Marshall, J
author_facet Marshall, D
Marshall, J
author_sort Marshall, D
collection OXFORD
description For a parcel of fluid in the mixed layer to pass into the stratified thermocline - to subduct - it must be stratified by buoyancy input; this buoyancy can be supplied by local air-sea exchange and/or by lateral advective processes. A series of experiments is described in which a mixed layer, coupled to an ideal-fluid thermocline, undergoes differing seasonal cycles. The authors conclude that in ocean models that do not explicitly represent a seasonal cycle it is necessary to parameterize the process through a prescription of the winter mixed layer density and depth. The buoyancy forcing diagnosed from such models must be interpreted as the combined contribution of the annual air-sea exchange and lateral advective processes in the summer Ekman layer. -from Authors
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spelling oxford-uuid:1711eb8c-577c-4d73-8cc6-dad6aca367362022-03-26T10:34:56ZON THE THERMODYNAMICS OF SUBDUCTIONJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:1711eb8c-577c-4d73-8cc6-dad6aca36736Symplectic Elements at Oxford1995Marshall, DMarshall, JFor a parcel of fluid in the mixed layer to pass into the stratified thermocline - to subduct - it must be stratified by buoyancy input; this buoyancy can be supplied by local air-sea exchange and/or by lateral advective processes. A series of experiments is described in which a mixed layer, coupled to an ideal-fluid thermocline, undergoes differing seasonal cycles. The authors conclude that in ocean models that do not explicitly represent a seasonal cycle it is necessary to parameterize the process through a prescription of the winter mixed layer density and depth. The buoyancy forcing diagnosed from such models must be interpreted as the combined contribution of the annual air-sea exchange and lateral advective processes in the summer Ekman layer. -from Authors
spellingShingle Marshall, D
Marshall, J
ON THE THERMODYNAMICS OF SUBDUCTION
title ON THE THERMODYNAMICS OF SUBDUCTION
title_full ON THE THERMODYNAMICS OF SUBDUCTION
title_fullStr ON THE THERMODYNAMICS OF SUBDUCTION
title_full_unstemmed ON THE THERMODYNAMICS OF SUBDUCTION
title_short ON THE THERMODYNAMICS OF SUBDUCTION
title_sort on the thermodynamics of subduction
work_keys_str_mv AT marshalld onthethermodynamicsofsubduction
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