NA; paleoData_isPrimary has been standardized
NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized
wNAm-0_15_0, Temp12k-1_0_2, HoloceneAbruptChange-0_10_0
Variable name changed from depth_alt to depth bottom during update from DKs csv files. depth top and bottom averaged.
Variable name changed from age14C to age during update from DKs csv files.
Variable name changed from age_type to type during update from DKs csv files.
Variable name changed from lab_id to includeYN during update from DKs csv files.
terrestrial leaf fragments; moss stems and leaves
Daphnia ephippia (egg case); Juncus seed (rush); tubificid resting eggs; Bryophyte; Bryozoan (stalocyst)
Mixed aquatic and terrestrial; moss fragments; chitin; terrestrial leaf fragment; woody fragments
Daphnia; Bryozoan (stalocysts); isoetes spore; chitin
Bryophyte stems; unidentified vegetation
Mixed aquatic and terrestrial; aquatic moss; thoracic band of coleoptera(?) (terrestrial?)
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
depth (PYT7D0C2YB9): interpretation1_scope: '' has been replaced by 'climate'
age (PYT8QXLOLPI): interpretation1_scope: '' has been replaced by 'climate'
depth (PYTUUN1XL0F): interpretation1_scope: '' has been replaced by 'climate'
depth (PYT7D0C2YB9): paleoData_primaryAgeColumn: '' has been replaced by 'FALSE'
age (PYT8QXLOLPI): paleoData_primaryAgeColumn: '' has been replaced by 'TRUE'
BSi (PYTKYQ4C1WD): paleoData_isPrimary: '' has been replaced by 'FALSE'
BSi (PYTKYQ4C1WD): paleoData_primaryAgeColumn: '' has been replaced by 'FALSE'
depth (PYTUUN1XL0F): paleoData_primaryAgeColumn: '' has been replaced by 'FALSE'
Updated lipdverse database entry with a changed file.
Column 'Lonespruce.Kaufman.2012-chron-NA1', with variable name 'depth', was added to the dataset
Column 'Lonespruce.Kaufman.2012-chron-NA2', with variable name 'age.rangeLow', was added to the dataset
Column 'Lonespruce.Kaufman.2012-chron-NA3', with variable name 'age.rangeHigh', was added to the dataset
Column 'Lonespruce.Kaufman.2012-chron-NA4', with variable name 'age', was added to the dataset
Column 'Lonespruce.Kaufman.2012-chron-NA5', with variable name 'depth', was added to the dataset
Column 'Lonespruce.Kaufman.2012-chron-NA6', with variable name 'ageEnsemble', was added to the dataset
Column 'WEB-005d1-2cf4-469a-be73-2a415', with variable name 'uncertainty1s', was added to the dataset
Column 'WEB-055a5-f0cb-4c96-b06b-095c2', with variable name 'age', was added to the dataset
ageType (PYT1IXEPPFH): chronData_variableName: 'age_type' has been replaced by 'ageType'
age14C (PYTAK94QMNJ): chronData_units: 'yr' has been replaced by 'yr 14C BP'
age14C (PYTAK94QMNJ): chronData_variableName: 'age' has been replaced by 'age14C'
age14C_uncertainty1s (PYTIWPJXPIF): chronData_units: '1_s' has been replaced by 'yr 14C BP'
age14C_uncertainty1s (PYTIWPJXPIF): chronData_variableName: 'SD' has been replaced by 'age14C_uncertainty1s'
age14C_uncertainty1s (PYTIWPJXPIF): chronData_description: '' has been replaced by '1_s'
depth (PYTLVCMWY9Z): chronData_QCNotes: 'Variable name changed from depth_alt to depth bottom during update from DKs csv files.' has been replaced by 'Variable name changed from depth_alt to depth bottom during update from DKs csv files. depth top and bottom averaged.'
depth (PYTLVCMWY9Z): chronData_variableName: 'depth bottom' has been replaced by 'depth'
sampleID (PYTNG41P0O5): chronData_dataType: 'numeric' has been replaced by ''
sampleID (PYTNG41P0O5): chronData_QCNotes: 'Variable name changed from age to depth top during update from DKs csv files.' has been replaced by ''
sampleID (PYTNG41P0O5): chronData_units: 'cm' has been replaced by 'unitless'
sampleID (PYTNG41P0O5): chronData_variableName: 'depth top' has been replaced by 'sampleID'
rejected (PYTT2CE1OFY): chronData_variableName: 'includeYN' has been replaced by 'rejected'
age14C (PYTAK94QMNJ): The size of the chronData_values have changed, from 23 to 23 entries.
age14C_uncertainty1s (PYTIWPJXPIF): The size of the chronData_values have changed, from 23 to 23 entries.
depth (PYTLVCMWY9Z): The size of the chronData_values have changed, from 23 to 23 entries.
sampleID (PYTNG41P0O5): The size of the chronData_values have changed, from 23 to 23 entries.
rejected (PYTT2CE1OFY): The size of the chronData_values have changed, from 23 to 23 entries.
material_dated (PYTVTWW0Y5L): The size of the chronData_values have changed, from 23 to 23 entries.
BSi (PYTKYQ4C1WD): paleoData_proxyGeneral: 'biophysical' has been replaced by 'biogenic'
Correcting and extending publication metadata
geo_elevation: '' has been replaced by '135'
pub1_pages: '9 26' has been replaced by '9 26'
depth (PYT7D0C2YB9): paleoData_isPrimary: '' has been replaced by 'TRUE'
depth (PYT7D0C2YB9): paleoData_notes: '' has been replaced by 'NA; paleoData_isPrimary has been standardized'
age (PYT8QXLOLPI): paleoData_datum: '' has been replaced by '1950'
age (PYT8QXLOLPI): paleoData_units: 'BP' has been replaced by 'yr BP'
age (PYT8QXLOLPI): paleoData_isPrimary: '' has been replaced by 'TRUE'
age (PYT8QXLOLPI): paleoData_notes: '' has been replaced by 'NA; paleoData_isPrimary has been standardized; paleoData_datum has been standardized'
depth (PYTUUN1XL0F): paleoData_isPrimary: '' has been replaced by 'TRUE'
depth (PYTUUN1XL0F): paleoData_notes: '' has been replaced by 'NA; paleoData_isPrimary has been standardized'
BSi (PYTKYQ4C1WD): interpretation1_variable: 'T' has been replaced by 'temperature'
pub1_volume: '48' has been replaced by ''
geo_elevation: '135' has been replaced by ''
BSi (PYTKYQ4C1WD): paleoData_mostRecentCompilations: '' has been replaced by 'wNAm-0_15_0, Temp12k-1_0_2, HoloceneAbruptChange-0_10_0'
BSi (PYTKYQ4C1WD): interpretation1_seasonality: 'growing' has been replaced by ''
BSi (PYTKYQ4C1WD): interpretation1_seasonalityGeneral: 'summerOnly' has been replaced by 'growing'
pub1_author: 'list(list(name = "Kaufman, Darrell S."), list(name = "Axford, Yarrow"), list(name = "Anderson, R. Scott"), list(name = "Lamoureux, Scott F."), list(name = "Schindler, Daniel E."), list(name = "Walker, Ian R."), list(name = "Werner, Al"))' has been replaced by 'Kaufman, Darrell S.'
This marks the creation of the changelog, and marks the status of this dataset as of Temp12k version 1.0.1
A multi-proxy record of the Last Glacial Maximum and last 14,500 years of paleoenvironmental change at Lone Spruce Pond, southwestern Alaska
Arctic Holocene proxy climate database – new approaches to assessing geochronological accuracy and encoding climate variables
North America>United States Of America>Alaska