Version history for ozcvZyyLQpK4urLIULD3 - LS09MAAS

Version: 1.0.12

lastVersion: 1.0.11
curator: nicholas
timestamp: 2023-05-31 20:39:33 UTC
changes:
- Paleo Column metadata:
  - d18O (LS09MAAS): paleoData_notes: ‘“The d18O value of these carbonates reaches a maximum in ASH-2 (5.9‰), especially for the period 13.6–11.8 cal kyr BP, also indicating low effective moisture and a more arid climate.”’ has been replaced by ‘“The d18O value of these carbonates reaches a maximum in ASH-2 (5.9‰), especially for the period 13.6-11.8 cal kyr BP, also indicating low effective moisture and a more arid climate.”’

Version: 1.0.11

lastVersion: 1.0.10
curator: nicholas
timestamp: 2023-05-30 15:49:45 UTC
changes:
- Paleo Column metadata:
  - d18O (LS09MAAS): paleoData_notes: ‘“The δ18O value of these carbonates reaches a maximum in ASH-2 (5.9‰), especially for the period 13.6–11.8 cal kyr BP, also indicating low effective moisture and a more arid climate.”’ has been replaced by ‘“The d18O value of these carbonates reaches a maximum in ASH-2 (5.9‰), especially for the period 13.6–11.8 cal kyr BP, also indicating low effective moisture and a more arid climate.”’
  - d18O (LS09MAAS): paleoData_QCCertification: ‘MJ, CH’ has been replaced by ‘MJ, CH, CR’

Version: 1.0.10

lastVersion: 1.0.9
curator: nicholas
timestamp: 2023-05-23 22:12:39 UTC
changes:
- Paleo Interpretation metadata:
  - d18O (LS09MAAS): interpretation2_variable: ‘P-E’ has been replaced by ‘effectivePrecipitation’

Version: 1.0.9

lastVersion: 1.0.8
curator: nicholas
timestamp: 2023-03-24 22:25:34 UTC
changes:
- Paleo Column metadata:
  - d18O (LS09MAAS): paleoData_proxyGeneral: ‘isotope’ has been replaced by ‘isotopic’
- Paleo Interpretation metadata:
  - d18O (LS09MAAS): interpretation1_variable: ‘P-E’ has been replaced by ‘effectivePrecipitation’

Version: 1.0.8

lastVersion: 1.0.7
curator: nicholas
timestamp: 2023-02-09 15:58:11 UTC
notes: Updated lipdverse database entry with a changed file.
changes:
- Geographic metadata:
  - geo_elevation: NULL has been replaced by ‘2440’
- Paleo Interpretation metadata:
  - d18O (LS09MAAS): interpretation1_seasonality: ‘1,2,3,4,5,6,7,8,9,10,11,12’ has been replaced by ‘Annual’
  - d18O (LS09MAAS): interpretation2_variable: ‘P_E’ has been replaced by ‘P-E’
  - d18O (LS09MAAS): interpretation3_variable: ‘T_water’ has been replaced by ‘temperature’
- Paleo Column metadata:
  - year (MAT4af57a079e): paleoData_notes: NULL has been replaced by ‘NA; paleoData_isPrimary has been standardized’
  - year (MAT4af57a079e): paleoData_units: ‘AD’ has been replaced by ‘yr AD’
  - year (MAT4af57a079e): paleoData_isPrimary: NULL has been replaced by ‘TRUE’
  - depth (MAT9b7da70963): paleoData_notes: NULL has been replaced by ‘NA; paleoData_isPrimary has been standardized’
  - depth (MAT9b7da70963): paleoData_isPrimary: NULL has been replaced by ‘TRUE’
  - age (WEB900f21d5): paleoData_notes: NULL has been replaced by ‘NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized’
  - age (WEB900f21d5): paleoData_units: ‘BP’ has been replaced by ‘yr BP’
  - age (WEB900f21d5): paleoData_datum: NULL has been replaced by ‘1950’
  - age (WEB900f21d5): paleoData_isPrimary: NULL has been replaced by ‘TRUE’

Version: 1.0.7

lastVersion: 1.0.6
curator: nicholas
timestamp: 2022-07-28 17:36:36 UTC
changes:
- Base metadata:
  - originalDataUrl: ‘https://essd.copernicus.org/articles/12/2261/2020/’ has been replaced by ‘https://doi.org/10.5194/essd-12-2261-2020’
- Geographic metadata:
  - geo_elevation: ‘2440’ has been replaced by NULL

Version: 1.0.6

lastVersion: 1.0.5
curator: nicholas
timestamp: 2022-07-15 18:19:48 UTC
notes: Updated lipdverse database entry with a changed file.
changes:
- ChronData table:
  - Column ‘chron15’, with variable name ‘age’, was removed from the dataset

Version: 1.0.5

lastVersion: 1.0.4
curator: nicholas
timestamp: 2022-05-18 00:27:41 UTC
changes:
- Paleo Column metadata:
  - d18O (LS09MAAS): paleoData_proxyLumps: NULL has been replaced by ‘isotope’
  - d18O (LS09MAAS): paleoData_proxyLumpsOriginal: NULL has been replaced by ‘d18O’
  - age (WEB900f21d5): paleoData_units: ‘yr BP’ has been replaced by ‘BP’
  - age (WEB900f21d5): paleoData_unitsOriginal: NULL has been replaced by ‘yr BP’
- Paleo Interpretation metadata:
  - d18O (LS09MAAS): interpretation1_variableGroup: NULL has been replaced by ‘P-E’

Version: 1.0.4

lastVersion: 1.0.3
curator: nicholas
timestamp: 2021-11-17 02:08:10 UTC
changes:
- Paleo Interpretation metadata:
  - d18O (LS09MAAS): interpretation1_seasonality: ‘Annual’ has been replaced by ‘1,2,3,4,5,6,7,8,9,10,11,12’

Version: 1.0.3

lastVersion: 1.0.2
curator: nicholas
timestamp: 2021-10-05 21:40:58 UTC
changes:
- Base metadata:
  - originalDataUrl: ‘this compilation’ has been replaced by ‘https://essd.copernicus.org/articles/12/2261/2020/’
- Geographic metadata:
  - geo_gcmdLocation: NULL has been replaced by ‘Africa>Eastern Africa>Ethiopia’
- Paleo Column metadata:
  - d18O (LS09MAAS): paleoData_notes: ‘; archiveType changed - was originally Lake sediment (LS)’ has been replaced by ‘“The δ18O value of these carbonates reaches a maximum in ASH-2 (5.9‰), especially for the period 13.6–11.8 cal kyr BP, also indicating low effective moisture and a more arid climate.”’
  - d18O (LS09MAAS): paleoData_proxy: NULL has been replaced by ‘d18O’
  - d18O (LS09MAAS): paleoData_QCCertification: ‘MJ’ has been replaced by ‘MJ, CH’
  - d18O (LS09MAAS): paleoData_proxyDetail: NULL has been replaced by ‘carbonate’
  - d18O (LS09MAAS): paleoData_proxyGeneral: NULL has been replaced by ‘isotope’
- Paleo Interpretation metadata:
  - d18O (LS09MAAS): interpretation1_direction: NULL has been replaced by ‘negative’
  - d18O (LS09MAAS): interpretation1_variable: NULL has been replaced by ‘P-E’
  - d18O (LS09MAAS): interpretation1_seasonality: NULL has been replaced by ‘Annual’
  - d18O (LS09MAAS): interpretation1_seasonalityGeneral: NULL has been replaced by ‘Annual’
  - d18O (LS09MAAS): interpretation1_variableDetail: NULL has been replaced by ‘lakebalance@surface’

Version: 1.0.2

lastVersion: 1.0.1
curator: nick
timestamp: 2021-06-08 03:08:48 UTC
notes: Updated lipdverse database entry with a changed file.
changes:
- PaleoData table:
  - Column ‘WEB900f21d5’, with variable name ‘age’, was added to the dataset
- Chron Column metadata:
  - materialDated (chron10): chronData_units: NULL has been replaced by ‘unitless’
  - supportedActivity (chron13): chronData_units: NULL has been replaced by ‘unitless’
  - x210PbModel (chron14): chronData_units: NULL has been replaced by ‘unitless’
  - useInAgeModel (chron19): chronData_units: NULL has been replaced by ‘unitless’
  - fractionModern (chron4): chronData_units: NULL has been replaced by ‘unitless’
  - fractionModernUncertainty (chron5): chronData_units: NULL has been replaced by ‘unitless’
  - labID (chron9): chronData_units: NULL has been replaced by ‘unitless’

Version: 1.0.1

lastVersion: 1.0.0
curator: nick
timestamp: 2021-04-13 02:34:14 UTC
changes:
- Paleo Interpretation metadata:
  - d18O (LS09MAAS): interpretation1_basis: ‘Where water loss is mainly through evaporation as is likely for Lake Ashenge, the waters tend to have a variable and elevated oxygen isotope composition relative to regional rainfall (which tends to be negative). Measured d18Ocarb values are always higher than those of ambient precipitation as the lighter isotope 16O is preferentially lost to evaporation (Leng et al.,2006)…The isotope records from Ashenge therefore show large swings in composition as the ratio of precipitation to evaporation (P/E) has changed through time’ has been replaced by NULL
  - d18O (LS09MAAS): interpretation1_direction: ‘negative’ has been replaced by NULL
  - d18O (LS09MAAS): interpretation1_inferredMaterial: ‘lake water’ has been replaced by NULL
  - d18O (LS09MAAS): interpretation1_integrationTimeUncertaintyType: ‘chronology, unknown lake residence time’ has been replaced by NULL
  - d18O (LS09MAAS): interpretation1_integrationTimeUnits: ‘Years’ has been replaced by NULL
  - d18O (LS09MAAS): interpretation1_rank: ‘1’ has been replaced by NULL
  - d18O (LS09MAAS): interpretation1_scope: ‘isotope’ has been replaced by ‘climate’
  - d18O (LS09MAAS): interpretation1_variable: ‘P_E’ has been replaced by NULL
  - d18O (LS09MAAS): interpretation1_variableGroup: ‘EffectiveMoisture’ has been replaced by NULL
  - d18O (LS09MAAS): interpretation1_variableGroupDirection: ‘negative’ has been replaced by NULL
  - d18O (LS09MAAS): interpretation1_variableGroupOriginal: ‘P_E’ has been replaced by NULL
  - d18O (LS09MAAS): interpretation2_inferredMaterial: ‘Lake water’ has been replaced by ‘lake water’
  - d18O (LS09MAAS): interpretation2_rank: ‘2’ has been replaced by ‘1’
  - d18O (LS09MAAS): interpretation2_variable: ‘T_water’ has been replaced by ‘P_E’
  - d18O (LS09MAAS): interpretation2_variableGroup: ‘Temperature’ has been replaced by ‘EffectiveMoisture’
  - d18O (LS09MAAS): interpretation2_variableGroupOriginal: ‘T_water’ has been replaced by ‘P_E’
  - d18O (LS09MAAS): interpretation2_basis: NULL has been replaced by ‘Where water loss is mainly through evaporation as is likely for Lake Ashenge, the waters tend to have a variable and elevated oxygen isotope composition relative to regional rainfall (which tends to be negative). Measured d18Ocarb values are always higher than those of ambient precipitation as the lighter isotope 16O is preferentially lost to evaporation (Leng et al.,2006)…The isotope records from Ashenge therefore show large swings in composition as the ratio of precipitation to evaporation (P/E) has changed through time’
  - d18O (LS09MAAS): interpretation3_direction: NULL has been replaced by ‘negative’
  - d18O (LS09MAAS): interpretation3_inferredMaterial: NULL has been replaced by ‘Lake water’
  - d18O (LS09MAAS): interpretation3_integrationTimeUncertaintyType: NULL has been replaced by ‘chronology, unknown lake residence time’
  - d18O (LS09MAAS): interpretation3_integrationTimeUnits: NULL has been replaced by ‘Years’
  - d18O (LS09MAAS): interpretation3_rank: NULL has been replaced by ‘2’
  - d18O (LS09MAAS): interpretation3_scope: NULL has been replaced by ‘isotope’
  - d18O (LS09MAAS): interpretation3_variable: NULL has been replaced by ‘T_water’
  - d18O (LS09MAAS): interpretation3_variableGroup: NULL has been replaced by ‘Temperature’
  - d18O (LS09MAAS): interpretation3_variableGroupDirection: NULL has been replaced by ‘negative’
  - d18O (LS09MAAS): interpretation3_variableGroupOriginal: NULL has been replaced by ‘T_water’

Version: 1.0.0

curator: nick
timestamp: 2021-04-12 22:51:58 UTC
notes: Added to lipdverse database.