Attribution of sea ice changes to cyclones, fronts, and cold-air outbreaks ...
<!--!introduction!--> Rapid changes in the sea ice cover are commonly attributed to periods of strong winds, which in turn are often associated with cyclones and their fronts. In addition to geographically redistributing sea ice, and thereby potentially increasing its export from the Arctic, c...
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GFZ German Research Centre for Geosciences
2023
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ftdatacite:10.57757/iugg23-0853 2023-06-11T04:09:03+02:00 Attribution of sea ice changes to cyclones, fronts, and cold-air outbreaks ... Spengler, Thomas Regan, Heather Boutin, Guillaume Spensberger, Clemens 2023 https://dx.doi.org/10.57757/iugg23-0853 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5016642 unknown GFZ German Research Centre for Geosciences Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode cc-by-4.0 ConferencePaper Oral Article 2023 ftdatacite https://doi.org/10.57757/iugg23-0853 2023-06-01T11:05:06Z <!--!introduction!--> Rapid changes in the sea ice cover are commonly attributed to periods of strong winds, which in turn are often associated with cyclones and their fronts. In addition to geographically redistributing sea ice, and thereby potentially increasing its export from the Arctic, cyclones also transport moist warm air masses into the Arctic, which can lead to local sea ice melt while the cyclone’s cold sector might lead to freezing and sea ice formation. Furthermore, cold air outbreaks associated with the withdrawal of cold air masses over the open ocean usually yield sea-ice formation. The relative contribution of these competing effects of weather events on the sea ice is so far poorly understood. We climatologically assess these competing effects of cyclones on sea ice using detected cyclones, fronts, and cold-air outbreaks in the coupled ECMWF CERA-SAT reanalyses as well as in the state-of-the-art sea ice model neXtSIM driven by ERA5. We decompose the climatological sea-ice increase and ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... Conference Object Arctic Sea ice DataCite Metadata Store (German National Library of Science and Technology) Arctic |
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DataCite Metadata Store (German National Library of Science and Technology) |
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description |
<!--!introduction!--> Rapid changes in the sea ice cover are commonly attributed to periods of strong winds, which in turn are often associated with cyclones and their fronts. In addition to geographically redistributing sea ice, and thereby potentially increasing its export from the Arctic, cyclones also transport moist warm air masses into the Arctic, which can lead to local sea ice melt while the cyclone’s cold sector might lead to freezing and sea ice formation. Furthermore, cold air outbreaks associated with the withdrawal of cold air masses over the open ocean usually yield sea-ice formation. The relative contribution of these competing effects of weather events on the sea ice is so far poorly understood. We climatologically assess these competing effects of cyclones on sea ice using detected cyclones, fronts, and cold-air outbreaks in the coupled ECMWF CERA-SAT reanalyses as well as in the state-of-the-art sea ice model neXtSIM driven by ERA5. We decompose the climatological sea-ice increase and ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... |
format |
Conference Object |
author |
Spengler, Thomas Regan, Heather Boutin, Guillaume Spensberger, Clemens |
spellingShingle |
Spengler, Thomas Regan, Heather Boutin, Guillaume Spensberger, Clemens Attribution of sea ice changes to cyclones, fronts, and cold-air outbreaks ... |
author_facet |
Spengler, Thomas Regan, Heather Boutin, Guillaume Spensberger, Clemens |
author_sort |
Spengler, Thomas |
title |
Attribution of sea ice changes to cyclones, fronts, and cold-air outbreaks ... |
title_short |
Attribution of sea ice changes to cyclones, fronts, and cold-air outbreaks ... |
title_full |
Attribution of sea ice changes to cyclones, fronts, and cold-air outbreaks ... |
title_fullStr |
Attribution of sea ice changes to cyclones, fronts, and cold-air outbreaks ... |
title_full_unstemmed |
Attribution of sea ice changes to cyclones, fronts, and cold-air outbreaks ... |
title_sort |
attribution of sea ice changes to cyclones, fronts, and cold-air outbreaks ... |
publisher |
GFZ German Research Centre for Geosciences |
publishDate |
2023 |
url |
https://dx.doi.org/10.57757/iugg23-0853 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5016642 |
geographic |
Arctic |
geographic_facet |
Arctic |
genre |
Arctic Sea ice |
genre_facet |
Arctic Sea ice |
op_rights |
Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode cc-by-4.0 |
op_doi |
https://doi.org/10.57757/iugg23-0853 |
_version_ |
1768382755943481344 |