Zero-degree isotherm latitude (ZIL) position over Antarctica: Historical and Projections

This is the dataset associated to the research 'Southward migration of the zero-degree isotherm latitude over the Southern Ocean and the Antarctic Peninsula: extent and implications' published in Science of the Total Environment. This repository contains: ZIL_1957-2020_position.zip: Historical position of the ZIL for every longitude point in ERA5 from 1957 to 2020 for different seasons. Files named: ZIL_1957-2020_[season].csv Dimensions: [years, lons] Units: degrees latitude ZIL_1957-2020_timeseries.zip: Historical spatially averaged position of the ZIL for Antartica (Ant) and the Antarctic Peninsula (AP) in ERA5 from 1957 to 2020 for different seasons. Files named: ZIL_1957-2020_[season]_[Ant/AP]_timeseries.csv Dimensions: [years] Units: degrees latitude ZIL_1957-2020_meanposition.zip: Historical temporally averaged position of the ZIL in ERA5 from 1957 to 2020 for different seasons and months. Files named: ZIL_1957-2020_[season/month]_mean.csv Dimensions: [lons] Units: degrees latitude ZIL_CEMIP6_Historical.zip: Mean position and trends of the ZIL for every longitude point in Historical simulations of CEMIP6 from 1957 to 2014 for different seasons. Files named: ZIL_CEMIP6_Hist_[season]_mean.csv Dimensions: [models, lons] Units: degrees latitude ZIL_CEMIP6_Hist_[season]_trend.csv Dimensions: [models, lons] Units: degrees latitude per year ZIL_CEMIP6_SSP2-45.zip: Mean position of the ZIL for every longitude point under the SSP2-4.5 scenario in CEMIP6 for the period 2040-69 and 2070-90 and trends for the period 2015-99 for different seasons. Files named: ZIL_CEMIP6_SSP2-45_2040-69_[season]_mean.csv Dimensions: [models, lons] Units: degrees latitude ZIL_CEMIP6_SSP2-45_2070-99_[season]_mean.csv Dimensions: [models, lons] Units: degrees latitude ZIL_CEMIP6_SSP2-45_[season]_trend.csv Dimensions: [models, lons] Units: degrees latitude per year ZIL_CEMIP6_SSP5-85.zip: Mean position of the ZIL for every longitude point under the SSP5-8.5 scenario in CEMIP6 for the period 2040-69 and 2070-90 and trends for the period 2015-99 for different seasons. Files named: ZIL_CEMIP6_SSP5-85_2040-69_[season]_mean.csv Dimensions: [models, lons] Units: degrees latitude ZIL_CEMIP6_SSP5-85_2070-99_[season]_mean.csv Dimensions: [models, lons] Units: degrees latitude ZIL_CEMIP6_SSP5-85_[season]_trend.csv Dimensions: [models, lons] Units: degrees latitude per year seasons are: ANN: Annual mean DJF: December-January-February (Summer) MAM: March-April-May (Autumn) JJA: June-July-August (Winter) SON: September-October-November (Spring) How to cite If you use this dataset, please cite the accompanying paper as: Complementary code You can find the jupyter notebooks to complement the research in: https://doi.org/10.1002/joc.8020 Contact If you have any question, please contact with Sergi at [e-mail]