History of sea ice in the Arctic

Arcticsea-ice eextentandvolumearedecliningrapidly.SeveralstudiesprojectthattheArcticOceanmay becomeseasonallyice-freebytheyear2040orevenearlier.Puttingthisintoperspectiverequiresinfor- mationonthehistoryofArcticsea-iceconditionsthroughthegeologicpast.Thisinformationcanbeprovided byproxyrecordsfromth...

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Published in:Quaternary Science Reviews
Main Authors: Polyak, L, Alley, R. B, Andrews, J. T, Brigham-Grette, J, Cronin, TM, Darby, D. A., Dyke, A. S., Fitzpatrick, J. J., Funder, S., Holland, M, Jennings, A. E., Miller, G. H., O'Regan, Matthew, Savelle, J., Serreze, M., St John, K., White, J. W. C., Wolff, E.
Format: Article in Journal/Newspaper
Language:unknown
Published: 2010
Subjects:
QE Geology
Arctic
Sea ice
Online Access:https://orca.cardiff.ac.uk/id/eprint/7539/
https://doi.org/10.1016/j.quascirev.2010.02.010
id ftunivcardiff:oai:https://orca.cardiff.ac.uk:7539
record_format openpolar
spelling ftunivcardiff:oai:https://orca.cardiff.ac.uk:7539 2023-05-15T14:27:26+02:00 History of sea ice in the Arctic Polyak, L Alley, R. B Andrews, J. T Brigham-Grette, J Cronin, TM Darby, D. A. Dyke, A. S. Fitzpatrick, J. J. Funder, S. Holland, M Jennings, A. E. Miller, G. H. O'Regan, Matthew Savelle, J. Serreze, M. St John, K. White, J. W. C. Wolff, E. 2010-07 https://orca.cardiff.ac.uk/id/eprint/7539/ https://doi.org/10.1016/j.quascirev.2010.02.010 unknown Polyak, L, Alley, R. B, Andrews, J. T, Brigham-Grette, J, Cronin, TM, Darby, D. A., Dyke, A. S., Fitzpatrick, J. J., Funder, S., Holland, M, Jennings, A. E., Miller, G. H., O'Regan, Matthew, Savelle, J., Serreze, M., St John, K., White, J. W. C. and Wolff, E. 2010. History of sea ice in the Arctic. Quaternary Science Reviews 29 (15-16) , pp. 1757-1778. 10.1016/j.quascirev.2010.02.010 https://doi.org/10.1016/j.quascirev.2010.02.010 doi:10.1016/j.quascirev.2010.02.010 QE Geology Article PeerReviewed 2010 ftunivcardiff https://doi.org/10.1016/j.quascirev.2010.02.010 2022-09-25T20:16:07Z Arcticsea-ice eextentandvolumearedecliningrapidly.SeveralstudiesprojectthattheArcticOceanmay becomeseasonallyice-freebytheyear2040orevenearlier.Puttingthisintoperspectiverequiresinfor- mationonthehistoryofArcticsea-iceconditionsthroughthegeologicpast.Thisinformationcanbeprovided byproxyrecordsfromtheArcticOceanfloorandfromthesurroundingcoasts.Althoughexistingrecordsare farfromcomplete,theyindicatethatseaicebecameafeatureoftheArcticby47Ma,followingapronounced declineinatmosphericpCO2 afterthePaleocene–EoceneThermalOptimum,andconsistentlycoveredat leastpartoftheArcticOceanfornolessthanthelast13–14millionyears.Icewasapparentlymostwide- spreadduringthelast2–3millionyears,inaccordancewithEarth’soverallcoolerclimate.Nevertheless, episodesofconsiderablyreducedseaiceorevenseasonallyice-freeconditionsoccurredduringwarmer periodslinkedtoorbitalvariations.Thelastlow-iceeventrelatedtoorbitalforcing(highinsolation)wasin theearlyHolocene,afterwhichthenorthernhighlatitudescooledoverall,withsomesuperimposedshorter- term(multidecadaltomillennial-scale)andlower-magnitudevariability.ThecurrentreductioninArcticicecoverstartedinthelate19thcentury,consistentwiththerapidlywarmingclimate,andbecameverypronouncedoverthelastthreedecades.Thisicelossappearstobeunmatchedoveratleastthelastfewthousandyearsandunexplainablebyanyoftheknownnaturalvariabilities. Article in Journal/Newspaper Arctic Arctic Sea ice Cardiff University: ORCA (Online Research @ Cardiff) Arctic Quaternary Science Reviews 29 15-16 1757 1778
institution Open Polar
collection Cardiff University: ORCA (Online Research @ Cardiff)
op_collection_id ftunivcardiff
language unknown
topic QE Geology
spellingShingle QE Geology
Polyak, L
Alley, R. B
Andrews, J. T
Brigham-Grette, J
Cronin, TM
Darby, D. A.
Dyke, A. S.
Fitzpatrick, J. J.
Funder, S.
Holland, M
Jennings, A. E.
Miller, G. H.
O'Regan, Matthew
Savelle, J.
Serreze, M.
St John, K.
White, J. W. C.
Wolff, E.
History of sea ice in the Arctic
topic_facet QE Geology
description Arcticsea-ice eextentandvolumearedecliningrapidly.SeveralstudiesprojectthattheArcticOceanmay becomeseasonallyice-freebytheyear2040orevenearlier.Puttingthisintoperspectiverequiresinfor- mationonthehistoryofArcticsea-iceconditionsthroughthegeologicpast.Thisinformationcanbeprovided byproxyrecordsfromtheArcticOceanfloorandfromthesurroundingcoasts.Althoughexistingrecordsare farfromcomplete,theyindicatethatseaicebecameafeatureoftheArcticby47Ma,followingapronounced declineinatmosphericpCO2 afterthePaleocene–EoceneThermalOptimum,andconsistentlycoveredat leastpartoftheArcticOceanfornolessthanthelast13–14millionyears.Icewasapparentlymostwide- spreadduringthelast2–3millionyears,inaccordancewithEarth’soverallcoolerclimate.Nevertheless, episodesofconsiderablyreducedseaiceorevenseasonallyice-freeconditionsoccurredduringwarmer periodslinkedtoorbitalvariations.Thelastlow-iceeventrelatedtoorbitalforcing(highinsolation)wasin theearlyHolocene,afterwhichthenorthernhighlatitudescooledoverall,withsomesuperimposedshorter- term(multidecadaltomillennial-scale)andlower-magnitudevariability.ThecurrentreductioninArcticicecoverstartedinthelate19thcentury,consistentwiththerapidlywarmingclimate,andbecameverypronouncedoverthelastthreedecades.Thisicelossappearstobeunmatchedoveratleastthelastfewthousandyearsandunexplainablebyanyoftheknownnaturalvariabilities.
format Article in Journal/Newspaper
author Polyak, L
Alley, R. B
Andrews, J. T
Brigham-Grette, J
Cronin, TM
Darby, D. A.
Dyke, A. S.
Fitzpatrick, J. J.
Funder, S.
Holland, M
Jennings, A. E.
Miller, G. H.
O'Regan, Matthew
Savelle, J.
Serreze, M.
St John, K.
White, J. W. C.
Wolff, E.
author_facet Polyak, L
Alley, R. B
Andrews, J. T
Brigham-Grette, J
Cronin, TM
Darby, D. A.
Dyke, A. S.
Fitzpatrick, J. J.
Funder, S.
Holland, M
Jennings, A. E.
Miller, G. H.
O'Regan, Matthew
Savelle, J.
Serreze, M.
St John, K.
White, J. W. C.
Wolff, E.
author_sort Polyak, L
title History of sea ice in the Arctic
title_short History of sea ice in the Arctic
title_full History of sea ice in the Arctic
title_fullStr History of sea ice in the Arctic
title_full_unstemmed History of sea ice in the Arctic
title_sort history of sea ice in the arctic
publishDate 2010
url https://orca.cardiff.ac.uk/id/eprint/7539/
https://doi.org/10.1016/j.quascirev.2010.02.010
geographic Arctic
geographic_facet Arctic
genre Arctic
Arctic
Sea ice
genre_facet Arctic
Arctic
Sea ice
op_relation Polyak, L, Alley, R. B, Andrews, J. T, Brigham-Grette, J, Cronin, TM, Darby, D. A., Dyke, A. S., Fitzpatrick, J. J., Funder, S., Holland, M, Jennings, A. E., Miller, G. H., O'Regan, Matthew, Savelle, J., Serreze, M., St John, K., White, J. W. C. and Wolff, E. 2010. History of sea ice in the Arctic. Quaternary Science Reviews 29 (15-16) , pp. 1757-1778. 10.1016/j.quascirev.2010.02.010 https://doi.org/10.1016/j.quascirev.2010.02.010
doi:10.1016/j.quascirev.2010.02.010
op_doi https://doi.org/10.1016/j.quascirev.2010.02.010
container_title Quaternary Science Reviews
container_volume 29
container_issue 15-16
container_start_page 1757
op_container_end_page 1778
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