paleo data:
  measurement table:
    google work sheet key: own13az
    table name: paleo1measurement1
    missing value: NaN
    d18 o:
      archive type: glacier ice
      data type: float
      detail: deviation of oxygen isotope ratio 18O:16O in H2O sample compared to standard mean ocean water (V-SMOW)
      has max value: -35.7052
      has mean value: -43.3457
      has median value: -43.4112
      has min value: -49.4969
      long name: AD
      mean value12k: NA
      measurement material: oxygen isotope ratio 18O/16O in H2O from melted ice compared to VSMOW, normalized to VSMOW-SLAP scale
      measurement method: laser spectroscopy
      measurement table name: measurementTable1
      median res12k: NA
      notes: ; climateInterpretation_seasonality changed - was originally Subannual values; archiveType changed - was originally ice core
      pages2k ID: Ant_024
      paleo data table name: Data
      proxy: d18O
      proxy observation type: d18O
      QC certification: EJS, DAD
      t sid: Ant_050
      uncertainty: 0.1
      units: permil
      use in global temperature analysis: TRUE
      values: -43.2611
      values: -44.43
      values: -39.6707
      values: -42.1809
      values: -43.5028
      values: -46.965
      values: -47.3766
      values: -44.7494
      values: -44.6374
      values: -41.4893
      values: -41.5971
      values: -40.468
      values: -37.7282
      values: NaN
      values: -41.5223
      values: -43.0526
      values: -44.0896
      values: -45.8931
      values: -43.9594
      values: -41.4588
      values: -40.654
      values: -38.9711
      values: -41.2076
      values: -40.6434
      values: -40.0649
      values: -43.4101
      values: -43.9506
      values: -39.7633
      values: -36.8239
      values: -36.2782
      values: -39.1397
      values: -38.2347
      values: -37.7914
      values: -41.0618
      values: -35.7052
      values: -37.3194
      values: -36.9209
      values: -39.9337
      values: -42.2714
      values: -42.4668
      values: -44.0274
      values: -43.2228
      values: -41.8742
      values: -45.3396
      values: -45.1833
      values: -46.127
      values: -45.8919
      values: -45.3343
      values: -44.8199
      values: -45.153
      values: -45.1195
      values: -41.2003
      values: -39.0414
      values: -39.3955
      values: -40.5376
      values: -41.3341
      values: -41.3531
    year:
      archive type: glacier ice
      data type: float
      description: Year AD
      has max value: 2002.8193
      has mean value: 1814.376
      has median value: 1823.1146
      has min value: 1593.5104
      inferred variable type: Year
      long name: AD
      measurement table name: measurementTable1
      paleo data table name: Data
      t sid: PYT9AHP5G65
      uncertainty: NA
      units: yr AD
      values: 2002.8193
      values: 2002.6988
      values: 2002.5783
      values: 2002.4579
      values: 2002.3374
      values: 2002.2169
      values: 2002.0963
      values: 2001.9521
      values: 2001.7741
      values: 2001.586
      values: 2001.398
      values: 2001.2098
      values: 2001.0218
      values: 2000.8337
      values: 2000.6456
      values: 2000.4575
      values: 2000.2694
      values: 2000.0766
      values: 1999.8168
      values: 1999.4943
      values: 1999.1733
      values: 1998.8855
      values: 1998.6321
      values: 1998.3812
      values: 1998.1352
      values: 1997.9501
      values: 1997.8274
      values: 1997.7107
      values: 1997.5941
      values: 1997.4775
      values: 1997.3608
      values: 1997.2441
      values: 1997.1274
      values: 1997.0189
      values: 1996.9303
      values: 1996.8536
      values: 1996.7768
      values: 1996.7
      values: 1996.6232
      values: 1996.5464
      values: 1996.4697
      values: 1996.3929
      values: 1996.3161
      values: 1997.0992
      values: 1997.8897
      values: 1997.8275
      values: 1997.7653
      values: 1997.7033
      values: 1997.6411
      values: 1997.579
      values: 1997.5168
      values: 1997.4547
      values: 1997.3926
      values: 1997.3304
      values: 1997.2684
      values: 1997.2062
      values: 1997.1441
      values: 1997.082
      values: 1997.0238
      values: 1996.9742
      values: 1996.9313
      values: 1996.8903
      values: 1996.8495
      values: 1996.8086
      values: 1996.7677
      values: 1996.7268
ages per kyr: NA
archive type: GlacierIce
changelog:
  version: 1.0.6
  last version: 1.0.5
  curator: nicholas
  timestamp: 2025-05-20 19:52:39.441208 UTC
  changes:
    paleo column metadata: d18O (Ant_050): paleoData_isPrimary: '' has been replaced by 'FALSE'
    paleo column metadata: d18O (Ant_050): paleoData_primaryAgeColumn: '' has been replaced by 'FALSE'
    paleo column metadata: year (PYT9AHP5G65): paleoData_isPrimary: '' has been replaced by 'TRUE'
    paleo column metadata: year (PYT9AHP5G65): paleoData_primaryAgeColumn: '' has been replaced by 'TRUE'
changelog:
  version: 1.0.5
  last version: 1.0.4
  curator: nicholas
  timestamp: 2025-03-05 20:36:52.93034 UTC
  notes: Changes made as part of LiPDverse vocabulary standardization process
  changes:
    paleo column metadata: d18O (Ant_050): paleoData_longName: '' has been replaced by 'AD'
    paleo column metadata: year (PYT9AHP5G65): paleoData_units: 'AD' has been replaced by 'yr AD'
    paleo column metadata: year (PYT9AHP5G65): paleoData_longName: '' has been replaced by 'AD'
changelog:
  version: 1.0.4
  last version: 1.0.3
  curator: nicholas
  timestamp: 2025-02-24 22:48:58.199689 UTC
  notes: Updated lipdverse database entry with a changed file.
  changes:
    base metadata: archiveType: 'glacier ice' has been replaced by 'GlacierIce'
changelog:
  version: 1.0.3
  last version: 1.0.2
  curator: nicholas
  timestamp: 2024-05-14 19:11:43 UTC
created by: matlab
data contributor: EJS
dataset id: 8hHE7IDEnhpHOFYGWktB
data set name: Ant-US-ITASE-2002-4.Steig.2013
dataset version: 1.0.5
google data URL: https://docs.google.com/spreadsheets/d/1AkjvdpcYupC3z4HBH64TDXMcfCDI_YofyZ0E6gc48Jg
google metadata worksheet: op8xub3
lipdverse link: https://lipdverse.org/data/8hHE7IDEnhpHOFYGWktB/1_0_6
lipd version: 1.3
max year: 2002.8193
min year: 1593.5104
original data URL: http://dx.doi.org/10.7265/N5QJ7F8B
pub: Recent climate and ice-sheet changes in West Antarctica compared with the past 2,000 years
pub: Ice cores record significant 1940s Antarctic warmth related to tropical climate variability
pub: National Snow and Ice Data Center

basis: prior theory
interp direction: positive
scope: climate
seasonality: subannual
variable: temperature
variable detail: air@condensationLevel

has max value: 0.7904
has mean value: 0.1179
has median value: 0.1134
has min value: 0.0408
units: AD

compilation name: Pages2kTemperature
compilation version: 2_1_1
compilation version: 2_1_2
compilation version: 2_1_3

has max value: 0.7904
has mean value: 0.1179
has median value: 0.1134
has min value: 0.0408
units: AD

paleo interpretation metadata: d18O (Ant_050): interpretation1_variable: 'T' has been replaced by 'temperature'

version: 1.0.2
last version: 1.0.1
curator: nicholas
timestamp: 2024-04-22 21:30:20 UTC
changes:
  publication metadata: pub1_author: 'Steig, Eric J.;Ding, Qinghua;White, James W. C.;Küttel, Marcel;Rupper, Summer B.;Neumann, Thomas A.;Neff, Peter D.;Gallant, Ailie J. E.;Mayewski, Paul A.;Taylor, Kendrick C.;Hoffmann, Georg;Dixon, Daniel A.;Schoenemann, Spruce W.;Markle, Bradley R.;Fudge, Tyler J.;Schneider, David P.;Schauer, Andrew J.;Teel, Rebecca P.;Vaughn, Bruce H.;Burgener, Landon;Williams, Jessica;Korotkikh, Elena' has been replaced by 'Steig, Eric J.;Ding, Qinghua;White, James W. C.;Kuettel, Marcel;Rupper, Summer B.;Neumann, Thomas A.;Neff, Peter D.;Gallant, Ailie J. E.;Mayewski, Paul A.;Taylor, Kendrick C.;Hoffmann, Georg;Dixon, Daniel A.;Schoenemann, Spruce W.;Markle, Bradley R.;Fudge, Tyler J.;Schneider, David P.;Schauer, Andrew J.;Teel, Rebecca P.;Vaughn, Bruce H.;Burgener, Landon;Williams, Jessica;Korotkikh, Elena'

version: 1.0.1
last version: 1.0.0
curator: nicholas
timestamp: 2024-04-22 19:28:24.229234 UTC
notes: Updated lipdverse database entry with a changed file.
changes:
  base metadata: archiveType: 'GlacierIce' has been replaced by 'glacier ice'
  publication metadata: pub1_author: 'Steig, Eric J.;Ding, Qinghua;White, James W. C.;Kuettel, Marcel;Rupper, Summer B.;Neumann, Thomas A.;Neff, Peter D.;Gallant, Ailie J. E.;Mayewski, Paul A.;Taylor, Kendrick C.;Hoffmann, Georg;Dixon, Daniel A.;Schoenemann, Spruce W.;Markle, Bradley R.;Fudge, Tyler J.;Schneider, David P.;Schauer, Andrew J.;Teel, Rebecca P.;Vaughn, Bruce H.;Burgener, Landon;Williams, Jessica;Korotkikh, Elena' has been replaced by 'Steig, Eric J.;Ding, Qinghua;White, James W. C.;Küttel, Marcel;Rupper, Summer B.;Neumann, Thomas A.;Neff, Peter D.;Gallant, Ailie J. E.;Mayewski, Paul A.;Taylor, Kendrick C.;Hoffmann, Georg;Dixon, Daniel A.;Schoenemann, Spruce W.;Markle, Bradley R.;Fudge, Tyler J.;Schneider, David P.;Schauer, Andrew J.;Teel, Rebecca P.;Vaughn, Bruce H.;Burgener, Landon;Williams, Jessica;Korotkikh, Elena'
  paleo column metadata: d18O (Ant_050): paleoData_proxyGeneral: 'isotopic' has been replaced by ''
  paleo interpretation metadata: d18O (Ant_050): interpretation1_variable: 'temperature' has been replaced by 'T'

version: 1.0.0
curator: nicholas
timestamp: 2022-08-23 23:41:56 UTC
notes: Starting the changelog

Recent climate and ice-sheet changes in West Antarctica compared with the past 2,000 years
author: Steig, Eric J.;Ding, Qinghua;White, James W. C.;Kuettel, Marcel;Rupper, Summer B.;Neumann, Thomas A.;Neff, Peter D.;Gallant, Ailie J. E.;Mayewski, Paul A.;Taylor, Kendrick C.;Hoffmann, Georg;Dixon, Daniel A.;Schoenemann, Spruce W.;Markle, Bradley R.;Fudge, Tyler J.;Schneider, David P.;Schauer, Andrew J.;Teel, Rebecca P.;Vaughn, Bruce H.;Burgener, Landon;Williams, Jessica;Korotkikh, Elena
cite key: steig2013recentclimateandicesheetc
data url: doi.org
doi: 10.1038/ngeo1778
issue: 5
journal: Nature Geoscience
pages: 372-375
publisher: Nature Publishing Group
pub year: 2013
type: journal-article
volume: 6
year: 2013

Ice cores record significant 1940s Antarctic warmth related to tropical climate variability
author: Schneider, D. P.;Steig, E. J.
cite key: schneider2008icecoresrecordsignificant
data url: doi.org
doi: 10.1073/PNAS.0803627105
issue: 34
journal: Proceedings of the National Academy of Sciences
pages: 12154-12158
publisher: Proceedings of the National Academy of Sciences
pub year: 2008
type: journal-article
volume: 105
year: 2008

National Snow and Ice Data Center
author: Steig, E.J.
institution: National Snow and Ice Data Center
type: dataCitation
url: http://dx.doi.org/10.7265/N5QJ7F8B
urldate: 2013

elevation: 2586
geometry type: Point
latitude: -86.5
longitude: -107.99
pages2k region: Ant
site name: US-ITASE-2002-4