NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized
NA; paleoData_isPrimary has been standardized
Temp12k-1_0_2, HoloceneAbruptChange-0_10_0
NA; paleoData_summaryStatistic has been standardized
Variable name changed from age14C to age during update from DKs csv files.
This dataset is from version 2 of the Arctic Holocene Transitions Database, and has been expanded to include an ensemble of chronologies, which are included in this file. This is described in McKay et al., 2018: doi:10.1029/2018GL079773
age (PYT57YTNJRB): interpretation1_scope: '' has been replaced by 'climate'
depth (PYTGYEFR1T5): interpretation1_scope: '' has been replaced by 'climate'
age (PYTNXC8HQDY): interpretation1_scope: '' has been replaced by 'climate'
age (PYT57YTNJRB): paleoData_primaryAgeColumn: '' has been replaced by 'TRUE'
temperature (PYT67GRFWKV): paleoData_isPrimary: '' has been replaced by 'FALSE'
temperature (PYT67GRFWKV): paleoData_primaryAgeColumn: '' has been replaced by 'FALSE'
seaIce (PYT80ELRHHX): paleoData_isPrimary: '' has been replaced by 'FALSE'
seaIce (PYT80ELRHHX): paleoData_primaryAgeColumn: '' has been replaced by 'FALSE'
temperature (PYTCN1ME3Q4): paleoData_isPrimary: '' has been replaced by 'FALSE'
temperature (PYTCN1ME3Q4): paleoData_primaryAgeColumn: '' has been replaced by 'FALSE'
depth (PYTGYEFR1T5): paleoData_primaryAgeColumn: '' has been replaced by 'FALSE'
salinity (PYTIEA1VAI0): paleoData_isPrimary: '' has been replaced by 'FALSE'
salinity (PYTIEA1VAI0): paleoData_primaryAgeColumn: '' has been replaced by 'FALSE'
age (PYTNXC8HQDY): paleoData_primaryAgeColumn: '' has been replaced by 'TRUE'
productivity (PYTOFPCLRR6): paleoData_isPrimary: '' has been replaced by 'FALSE'
productivity (PYTOFPCLRR6): paleoData_primaryAgeColumn: '' has been replaced by 'FALSE'
seaIce (PYTV7RQ4QM8): paleoData_isPrimary: '' has been replaced by 'FALSE'
seaIce (PYTV7RQ4QM8): paleoData_primaryAgeColumn: '' has been replaced by 'FALSE'
Updated lipdverse database entry with a changed file.
Column 'HU90.deVernal.2013-chron-NA1', with variable name 'depth', was added to the dataset
Column 'HU90.deVernal.2013-chron-NA2', with variable name 'age.rangeLow', was added to the dataset
Column 'HU90.deVernal.2013-chron-NA3', with variable name 'age.rangeHigh', was added to the dataset
Column 'HU90.deVernal.2013-chron-NA4', with variable name 'age', was added to the dataset
Column 'HU90.deVernal.2013-chron-NA5', with variable name 'depth', was added to the dataset
Column 'HU90.deVernal.2013-chron-NA6', with variable name 'ageEnsemble', was added to the dataset
Column 'WEB-b7333-099b-43a6-9f31-a0235', with variable name 'depth', was added to the dataset
Column 'PYTP95ZG84U', with variable name 'age_type', was removed from the dataset
depthTop (PYT1OI0T3PX): chronData_variableName: 'depth_top' has been replaced by 'depthTop'
age14C (PYT423M8SSM): chronData_units: 'yr' has been replaced by 'yr 14C BP'
age14C (PYT423M8SSM): chronData_variableName: 'age' has been replaced by 'age14C'
age14C_uncertainty1s (PYTHB8FV2F9): chronData_units: '1_s' has been replaced by 'yr 14C BP'
age14C_uncertainty1s (PYTHB8FV2F9): chronData_variableName: 'SD' has been replaced by 'age14C_uncertainty1s'
depthBottom (PYTIAU9CZ67): chronData_variableName: 'depth_bottom' has been replaced by 'depthBottom'
deltaR (PYTVZ0BV3H8): chronData_units: 'years' has been replaced by 'yr 14C BP'
temperature (PYT67GRFWKV): paleoData_proxyGeneral: 'other microfossil' has been replaced by 'faunal assemblage'
seaIce (PYT80ELRHHX): paleoData_proxyGeneral: 'other microfossil' has been replaced by 'faunal assemblage'
temperature (PYTCN1ME3Q4): paleoData_proxyGeneral: 'other microfossil' has been replaced by 'faunal assemblage'
salinity (PYTIEA1VAI0): paleoData_proxyGeneral: 'other microfossil' has been replaced by 'faunal assemblage'
seaIce (PYTV7RQ4QM8): paleoData_proxyGeneral: 'other microfossil' has been replaced by 'faunal assemblage'
temperature (PYT67GRFWKV): interpretation1_seasonality: '' has been replaced by 'Annual'
temperature (PYTCN1ME3Q4): interpretation1_seasonality: '' has been replaced by 'Summer'
geo_elevation: '' has been replaced by '-3380'
salinity (PYTIEA1VAI0): paleoData_notes: '' has been replaced by 'null'
Column 'PYTJFHDS9RQ', with variable name 'A', was removed from the dataset
age (PYT57YTNJRB): paleoData_datum: '' has been replaced by '1950'
age (PYT57YTNJRB): paleoData_units: 'BP' has been replaced by 'yr BP'
age (PYT57YTNJRB): paleoData_isPrimary: '' has been replaced by 'TRUE'
age (PYT57YTNJRB): paleoData_notes: '' has been replaced by 'NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized'
seaIce (PYT80ELRHHX): paleoData_units: '0-10' has been replaced by 'unitless'
seaIce (PYT80ELRHHX): paleoData_variableName: 'Sea_Ice_conc' has been replaced by 'seaIce'
seaIce (PYT80ELRHHX): paleoData_notes: '' has been replaced by 'NA; paleoData_summaryStatistic has been standardized'
seaIce (PYT80ELRHHX): paleoData_summaryStatistic: '' has been replaced by 'concentration'
depth (PYTGYEFR1T5): paleoData_isPrimary: '' has been replaced by 'TRUE'
depth (PYTGYEFR1T5): paleoData_notes: '' has been replaced by 'NA; paleoData_isPrimary has been standardized'
salinity (PYTIEA1VAI0): paleoData_units: 'psu' has been replaced by 'practical salinity unit'
age (PYTNXC8HQDY): paleoData_datum: '' has been replaced by '1950'
age (PYTNXC8HQDY): paleoData_units: 'BP' has been replaced by 'yr BP'
age (PYTNXC8HQDY): paleoData_isPrimary: '' has been replaced by 'TRUE'
age (PYTNXC8HQDY): paleoData_notes: '' has been replaced by 'NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized'
productivity (PYTOFPCLRR6): paleoData_units: 'gcm2' has been replaced by 'g/cm2'
seaIce (PYTV7RQ4QM8): paleoData_variableName: 'Sea_Ice_months' has been replaced by 'seaIce'
seaIce (PYTV7RQ4QM8): paleoData_notes: '' has been replaced by 'NA; paleoData_summaryStatistic has been standardized'
seaIce (PYTV7RQ4QM8): paleoData_summaryStatistic: '' has been replaced by 'months'
temperature (PYT67GRFWKV): interpretation1_variable: 'T' has been replaced by 'temperature'
seaIce (PYT80ELRHHX): interpretation1_variable: 'ICE' has been replaced by 'seaIce'
temperature (PYTCN1ME3Q4): interpretation1_variable: 'T' has been replaced by 'temperature'
salinity (PYTIEA1VAI0): interpretation1_variable: 'S' has been replaced by 'salinity'
seaIce (PYTV7RQ4QM8): interpretation1_variable: 'ICE' has been replaced by 'seaIce'
pub1_volume: '79' has been replaced by ''
geo_elevation: '-3380' has been replaced by ''
A (PYTJFHDS9RQ): interpretation1_scope: '' has been replaced by 'climate'
productivity (PYTOFPCLRR6): interpretation1_scope: '' has been replaced by 'climate'
temperature (PYT67GRFWKV): paleoData_mostRecentCompilations: '' has been replaced by 'Temp12k-1_0_2, HoloceneAbruptChange-0_10_0'
Sea_Ice_conc (PYT80ELRHHX): paleoData_mostRecentCompilations: '' has been replaced by 'HoloceneAbruptChange-0_10_0'
temperature (PYTCN1ME3Q4): paleoData_mostRecentCompilations: '' has been replaced by 'Temp12k-1_0_2, HoloceneAbruptChange-0_10_0'
salinity (PYTIEA1VAI0): paleoData_mostRecentCompilations: '' has been replaced by 'HoloceneAbruptChange-0_10_0'
Sea_Ice_months (PYTV7RQ4QM8): paleoData_mostRecentCompilations: '' has been replaced by 'HoloceneAbruptChange-0_10_0'
A (PYTJFHDS9RQ): interpretation1_scope: 'climate' has been replaced by ''
productivity (PYTOFPCLRR6): interpretation1_scope: 'climate' has been replaced by ''
temperature (PYT67GRFWKV): interpretation1_seasonality: 'summer + winter' has been replaced by ''
temperature (PYT67GRFWKV): interpretation1_seasonalityGeneral: 'annual' has been replaced by 'summer + winter'
Sea_Ice_conc (PYT80ELRHHX): interpretation1_seasonality: 'annual' has been replaced by ''
temperature (PYTCN1ME3Q4): interpretation1_seasonality: 'Summer' has been replaced by ''
temperature (PYTCN1ME3Q4): interpretation1_seasonalityGeneral: 'summer+' has been replaced by 'Summer'
salinity (PYTIEA1VAI0): interpretation1_seasonality: 'Summer' has been replaced by ''
salinity (PYTIEA1VAI0): interpretation1_seasonalityGeneral: '' has been replaced by 'Summer'
Sea_Ice_months (PYTV7RQ4QM8): interpretation1_seasonality: 'annual' has been replaced by ''
temperature (PYT67GRFWKV): paleoData_proxyDetail: 'assemblage' has been replaced by ''
Sea_Ice_conc (PYT80ELRHHX): paleoData_proxy: '' has been replaced by 'dinocyst'
Sea_Ice_conc (PYT80ELRHHX): paleoData_proxyDetail: '' has been replaced by 'MAT'
Sea_Ice_conc (PYT80ELRHHX): paleoData_proxyGeneral: '' has been replaced by 'other microfossil'
Sea_Ice_conc (PYT80ELRHHX): paleoData_proxyLumps: '' has been replaced by 'other microfossil'
Sea_Ice_conc (PYT80ELRHHX): paleoData_proxyLumpsOriginal: '' has been replaced by 'dinocyst'
Sea_Ice_conc (PYT80ELRHHX): paleoData_QCCertification: '' has been replaced by 'SHA'
Sea_Ice_conc (PYT80ELRHHX): paleoData_QCnotes: 'Defer to Temp' has been replaced by 'Defer to Temp;Added proxyGeneral'
temperature (PYTCN1ME3Q4): paleoData_proxyDetail: 'assemblage' has been replaced by ''
salinity (PYTIEA1VAI0): paleoData_proxy: '' has been replaced by 'dinocyst'
salinity (PYTIEA1VAI0): paleoData_proxyDetail: '' has been replaced by 'MAT'
salinity (PYTIEA1VAI0): paleoData_proxyGeneral: '' has been replaced by 'other microfossil'
salinity (PYTIEA1VAI0): paleoData_proxyLumps: '' has been replaced by 'other microfossil'
salinity (PYTIEA1VAI0): paleoData_proxyLumpsOriginal: '' has been replaced by 'dinocyst'
salinity (PYTIEA1VAI0): paleoData_QCCertification: '' has been replaced by 'SHA'
salinity (PYTIEA1VAI0): paleoData_QCnotes: '' has been replaced by 'Added proxyGeneral'
Sea_Ice_months (PYTV7RQ4QM8): paleoData_proxyGeneral: '' has been replaced by 'other microfossil'
This marks the creation of the changelog, and marks the status of this dataset as of Temp12k version 1.0.1
de Vernal, Anne; Hillaire-Marcel, Claude; Rochon, Andr̩; Fr̩chette, Bianca; Henry, Maryse; Solignac, Sandrine; Bonnet, Sophie
Dinocyst-based reconstructions of sea ice cover concentration during the Holocene in the Arctic Ocean, the northern North Atlantic Ocean and its adjacent seas