Atmospheric river contributions to ice sheet hydroclimate at the Last Glacial Maximum
This dataset contains the atmospheric river catalogues and the associated precipitation and temperature data for the Preindustrial and Last Glacial Maximum CESM2 simulations presented in the GRL manuscript: Atmospheric river contributions to ice sheet hydro climate at the Last Glacial Maximum. The a...
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ftzenodo:oai:zenodo.org:7339985 2024-09-15T17:41:57+00:00 Atmospheric river contributions to ice sheet hydroclimate at the Last Glacial Maximum Skinner, Christopher Lora, Juan Tabor, Clay Zhu, Jiang 2022-11-21 https://doi.org/10.5281/zenodo.7339985 unknown Zenodo https://doi.org/10.5281/zenodo.7339984 https://doi.org/10.5281/zenodo.7339985 oai:zenodo.org:7339985 info:eu-repo/semantics/openAccess Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode Geophysical Research Letters, (2022-11-21) info:eu-repo/semantics/other 2022 ftzenodo https://doi.org/10.5281/zenodo.733998510.5281/zenodo.7339984 2024-07-25T22:46:17Z This dataset contains the atmospheric river catalogues and the associated precipitation and temperature data for the Preindustrial and Last Glacial Maximum CESM2 simulations presented in the GRL manuscript: Atmospheric river contributions to ice sheet hydro climate at the Last Glacial Maximum. The atmospheric river catalogue files (zipped) are in netcdf format and organized by year. There are 100 years of data for both simulations. ThePreindustrial simulation catalogue begins in model year 41 and ends in model year 140. The LGM simulation catalogue begins in model year 1 and ends in year 100.Each yearlyfile hasa temporal resolution of 6 hours (1460 time steps each file)and a spatial resolution of 0.9° x 1.25° (the native resolution of the CESM simulation). A variable in the file called"ar_binary_tag" indicates whether an atmospheric river is present at each grid cell and each tilmestep:1indicates an atmospheric river is present;0 indicates an atmospheric river is not present. The precipitation and temperature files are 100-year annual or 100-year seasonal averages of atmospheric river precipitation/temperature. See the Methods section of the article for more details on the atmospheric river detection algorithm and precipitation/temperature calculations. Associated article abstract: Atmospheric rivers (ARs) are an important driver of surface mass balance over today’s Greenland and Antarctic ice sheets. Using paleoclimate simulations with the Community Earth System Model, we find ARs also had a key influence on the extensive ice sheets of the Last Glacial Maximum (LGM). ARs provide up to 53% of total precipitation along the margins of the eastern Laurentide ice sheet and up to 22-27% of precipitation along the margins of the Patagonian, western Cordilleran, and western Fennoscandian ice sheets. Despite overall cold conditions at the LGM, surface temperatures during AR events are often above freezing, resulting in more rain than snow along ice sheet margins and conditions that promote surface melt. The results ... Other/Unknown Material Antarc* Antarctic Fennoscandian Greenland Ice Sheet Zenodo |
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This dataset contains the atmospheric river catalogues and the associated precipitation and temperature data for the Preindustrial and Last Glacial Maximum CESM2 simulations presented in the GRL manuscript: Atmospheric river contributions to ice sheet hydro climate at the Last Glacial Maximum. The atmospheric river catalogue files (zipped) are in netcdf format and organized by year. There are 100 years of data for both simulations. ThePreindustrial simulation catalogue begins in model year 41 and ends in model year 140. The LGM simulation catalogue begins in model year 1 and ends in year 100.Each yearlyfile hasa temporal resolution of 6 hours (1460 time steps each file)and a spatial resolution of 0.9° x 1.25° (the native resolution of the CESM simulation). A variable in the file called"ar_binary_tag" indicates whether an atmospheric river is present at each grid cell and each tilmestep:1indicates an atmospheric river is present;0 indicates an atmospheric river is not present. The precipitation and temperature files are 100-year annual or 100-year seasonal averages of atmospheric river precipitation/temperature. See the Methods section of the article for more details on the atmospheric river detection algorithm and precipitation/temperature calculations. Associated article abstract: Atmospheric rivers (ARs) are an important driver of surface mass balance over today’s Greenland and Antarctic ice sheets. Using paleoclimate simulations with the Community Earth System Model, we find ARs also had a key influence on the extensive ice sheets of the Last Glacial Maximum (LGM). ARs provide up to 53% of total precipitation along the margins of the eastern Laurentide ice sheet and up to 22-27% of precipitation along the margins of the Patagonian, western Cordilleran, and western Fennoscandian ice sheets. Despite overall cold conditions at the LGM, surface temperatures during AR events are often above freezing, resulting in more rain than snow along ice sheet margins and conditions that promote surface melt. The results ... |
format |
Other/Unknown Material |
author |
Skinner, Christopher Lora, Juan Tabor, Clay Zhu, Jiang |
spellingShingle |
Skinner, Christopher Lora, Juan Tabor, Clay Zhu, Jiang Atmospheric river contributions to ice sheet hydroclimate at the Last Glacial Maximum |
author_facet |
Skinner, Christopher Lora, Juan Tabor, Clay Zhu, Jiang |
author_sort |
Skinner, Christopher |
title |
Atmospheric river contributions to ice sheet hydroclimate at the Last Glacial Maximum |
title_short |
Atmospheric river contributions to ice sheet hydroclimate at the Last Glacial Maximum |
title_full |
Atmospheric river contributions to ice sheet hydroclimate at the Last Glacial Maximum |
title_fullStr |
Atmospheric river contributions to ice sheet hydroclimate at the Last Glacial Maximum |
title_full_unstemmed |
Atmospheric river contributions to ice sheet hydroclimate at the Last Glacial Maximum |
title_sort |
atmospheric river contributions to ice sheet hydroclimate at the last glacial maximum |
publisher |
Zenodo |
publishDate |
2022 |
url |
https://doi.org/10.5281/zenodo.7339985 |
genre |
Antarc* Antarctic Fennoscandian Greenland Ice Sheet |
genre_facet |
Antarc* Antarctic Fennoscandian Greenland Ice Sheet |
op_source |
Geophysical Research Letters, (2022-11-21) |
op_relation |
https://doi.org/10.5281/zenodo.7339984 https://doi.org/10.5281/zenodo.7339985 oai:zenodo.org:7339985 |
op_rights |
info:eu-repo/semantics/openAccess Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode |
op_doi |
https://doi.org/10.5281/zenodo.733998510.5281/zenodo.7339984 |
_version_ |
1810488279430070272 |