{ "paleoData": [ { "measurementTable": [ { "googleWorkSheetKey": "otqpwwg", "tableName": "paleo1measurement1", "missingValue": "NaN", "d18O": { "paleoDataTableName": "s1", "measurementTableName": "measurementTable1", "TSid": "LS09MAAS", "description": "carbonate", "hasMaxValue": 7.9, "hasMeanValue": 1.3491, "hasMedianValue": 2.9, "hasMinValue": -15.7, "instrument": "VG Optima mass spectrometer", "iso2kPrimaryTimeseries": "TRUE", "measurementMaterial": "bulk carbonate", "measurementMaterialDetail": "<85um", "measurementStandard": "VPDB", "measurementTableMD5": "1ee18ac90ac3c5c2e1dd3eaa7d5ff1dc", "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.\"", "paleoMeasurementTableMD5": "48c2ba2fd581573d02422c0763662a4c", "uncertaintyAnalytical": "degrees 0.1", "units": "permil", "variableName": "d18O", "variableType": "measured", "hasChron": "1", "hasPaleoDepth": "1", "inferredMaterial": "lake water", "iso2kHackathonNotes": "check if chronology and/or sensor integration time. integrationTime \"uncertainty type\" given but no time. (GF)", "QCCertification": "MJ, CH, CR", "inferredMaterialGroup": "surface water", "inferredMaterialGroupOriginal": "lake water", "iso2kUI": "LS09MAAS01", "iso2kCertification": "MJ", "QCnotes": "check if chronology and/or sensor integration time.", "samplingMethod": "5cm sampling interval down the core", "meanValue12k": 0.8437, "medianRes12k": 60, "hasMean": 1.3658, "hasMedian": 2.9, "hasMax": 7.9, "hasMin": -15.7, "proxy": "d18O", "proxyDetail": "carbonate", "proxyGeneral": "isotopic", "proxyLumps": "isotope", "proxyLumpsOriginal": "d18O", "values": [6.7, 6.3, 6.1, 7, 7.8, 6.1, 4.4, 4.9, 5.4, 4.4, 3.5, 3.8, 3.9, 6.2, 6.9, 7.2, 6.4, 7.1, 7.1, 6, 5.7, 5.6, 5.6, 5.2, 5, 4.8, 5.8, 5.3, 4.7, 5.1, 4.6, 5, 5.5, 5.8, 5.3, 6, 6, 4.4, 4.2, 3.9, 4.3, 4.3, 4, 3.9, 3.9, 3.8, 4.4, 3.7, 4, 3.7, 3.7, 4.2, 4.3, 3.4, 2.7, 3.2, 3.3, 2.2, 1.8, 1.6, 1.7, 2.1, 2.9, 2.8, 3.5, 3.1, 3.8, 3, 2.6, 3.7, 3, 2.7, 2.4, 2.7, 2.7, 2.2, 1.9, 1.8, 1.9, 1.6, 0.2, 0.7, 0.9, 0.3, -0.1, -0.3, -0.4, -0.2, 0.1, 0, -0.4, -0.3, 1, 0.7, 0.8, 1.1, 0.6, 0.1, 0.4, 0.4, -0.2, -5.3, -4.4, -2.7, -7.3, -6.7, -5.9, -9.8, -7.1, -7.8, -10.8, -12, -5.1, -15.7, -5, -14.9, -9.9, -11.2, -13.9, -10.8, -13.4, -7.3, -11.2, -7.7, -12.9, -1.9, -6, -7.2, -5.4, -3.8, -3.8, -5.6, 3.6, 7.1, 7.1, 7.2, 7.2, 7.2, 7.4, 7.7, 7.7, 7.4, 7.6, 7.9, 6.4, 5.9, 6, 0, 0.4, 0.9, 2.9, 3.8, 5.8, 2.9, 3.1, 1.1, -2.7, -0.5, 0.2, 0.6, -0.1, 1.5, 0.5], "datum": null, "interpretation": [ { "scope": "climate", "direction": "negative", "seasonality": "Annual", "variable": "effectivePrecipitation", "variableDetail": "lakebalance@surface", "seasonalityGeneral": "Annual", "variableGroup": "P-E" }, { "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", "direction": "negative", "inferredMaterial": "lake water", "integrationTimeUncertaintyType": "chronology, unknown lake residence time", "integrationTimeUnits": "Years", "rank": 1, "scope": "isotope", "variable": "effectivePrecipitation", "variableGroup": "EffectiveMoisture", "variableGroupOriginal": "P_E", "variableGroupDirection": "negative" }, { "direction": "negative", "inferredMaterial": "Lake water", "integrationTimeUncertaintyType": "chronology, unknown lake residence time", "integrationTimeUnits": "Years", "rank": 2, "scope": "isotope", "variable": "temperature", "variableGroup": "Temperature", "variableGroupOriginal": "T_water", "variableGroupDirection": "negative" 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"51fe35f937dc75be7d8b8ab0941b6718", "TSid": "chron6", "variableName": "delta13C", "description": "delta13C of material analyzed for 14C", "units": "permil", "chronMeasurementTableMD5": "fc82720bd513525adf678411f4452547", "chronNumber": "1", "tableNumber": "1", "tableType": "measurement", "number": 6, "values": ["− 20.9", "− 24.0", "− 23.0", "− 21.3", "− 22.1", "− 20.8", null, "− 23.4", "− 25.1", "− 21.3", "− 20.3"] }, "delta13Cuncertainty": { "measurementTableName": "measurementTable1", "chronMeasMD5": "51fe35f937dc75be7d8b8ab0941b6718", "TSid": "chron7", "variableName": "delta13Cuncertainty", "description": "delta13C uncertainty", "units": "permil", "chronMeasurementTableMD5": "fc82720bd513525adf678411f4452547", "chronNumber": "1", "tableNumber": "1", "tableType": "measurement", "hasMaxValue": "_NaN_", "hasMinValue": "_NaN_", "hasMeanValue": "_NaN_", "hasMedianValue": "_NaN_", "number": 7, "values": [null, null, null, null, null, null, null, null, null, null, null] }, "thickness": { "measurementTableName": "measurementTable1", "chronMeasMD5": "51fe35f937dc75be7d8b8ab0941b6718", "TSid": "chron8", "variableName": "thickness", "description": "thickness of sample (along depth axis)", "units": "cm", "chronMeasurementTableMD5": "fc82720bd513525adf678411f4452547", "chronNumber": "1", "tableNumber": "1", "tableType": "measurement", "hasMaxValue": "_NaN_", "hasMinValue": "_NaN_", "hasMeanValue": "_NaN_", "hasMedianValue": "_NaN_", "number": 8, "values": [null, null, null, null, null, null, null, null, null, null, null] }, "labID": { "measurementTableName": "measurementTable1", "chronMeasMD5": "51fe35f937dc75be7d8b8ab0941b6718", "TSid": "chron9", "variableName": "labID", "description": "laboratory ID from radiocarbon facility", "chronMeasurementTableMD5": "fc82720bd513525adf678411f4452547", "chronNumber": "1", "tableNumber": "1", "tableType": "measurement", "units": "unitless", "number": 9, "values": ["SUERC-6263", "SUERC-6264", "SUERC-6265", "SUERC-6266", "SUERC-6268", "SUERC-7178", "SUERC-7439", "SUERC-6269", "Beta-187297", "SUERC-6270", "SUERC-6273"] }, "materialDated": { "measurementTableName": "measurementTable1", "chronMeasMD5": "51fe35f937dc75be7d8b8ab0941b6718", "TSid": "chron10", "variableName": "materialDated", "description": "material analyzed", "chronMeasurementTableMD5": "fc82720bd513525adf678411f4452547", "chronNumber": "1", "tableNumber": "1", "tableType": "measurement", "units": "unitless", "number": 10, "values": ["Bulk sediment", "Bulk sediment", "Bulk sediment", "Bulk sediment", "Bulk sediment", "Bulk sediment", "CO2from 7178", "Bulk sediment", "Bulk sediment", "Bulk sediment", "Bulk sediment"] }, "activity": { "measurementTableName": "measurementTable1", "chronMeasMD5": "51fe35f937dc75be7d8b8ab0941b6718", "TSid": "chron11", "variableName": "activity", "description": "210Pb, 239+240Pu or 137Cs activity", "units": "Bq g1", "chronMeasurementTableMD5": "fc82720bd513525adf678411f4452547", "chronNumber": "1", "tableNumber": "1", 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null, null, null, null, null] }, "SD-1": { "measurementTableName": "measurementTable1", "chronMeasMD5": "51fe35f937dc75be7d8b8ab0941b6718", "TSid": "chron16", "variableName": "SD", "description": "uncertainty in age", "units": "yr BP", "chronMeasurementTableMD5": "fc82720bd513525adf678411f4452547", "chronNumber": "1", "tableNumber": "1", "tableType": "measurement", "hasMaxValue": "_NaN_", "hasMinValue": "_NaN_", "hasMeanValue": "_NaN_", "hasMedianValue": "_NaN_", "variableNameOriginal": "ageUncertainty", "number": 15, "values": [null, null, null, null, null, null, null, null, null, null, null] }, "reservoirAge14C": { "measurementTableName": "measurementTable1", "chronMeasMD5": "51fe35f937dc75be7d8b8ab0941b6718", "TSid": "chron17", "variableName": "reservoirAge14C", "description": "14C reservoir age", "units": "yr14C BP", "chronMeasurementTableMD5": "fc82720bd513525adf678411f4452547", "chronNumber": "1", "tableNumber": "1", "tableType": "measurement", "hasMaxValue": "_NaN_", "hasMinValue": "_NaN_", "hasMeanValue": "_NaN_", "hasMedianValue": "_NaN_", "number": 16, "values": [null, null, null, null, null, null, null, null, null, null, null] }, "reservoirAge14CUncertainty": { "measurementTableName": "measurementTable1", "chronMeasMD5": "51fe35f937dc75be7d8b8ab0941b6718", "TSid": "chron18", "variableName": "reservoirAge14CUncertainty", "description": "14C reservoir age uncertainty", "units": "yr14C BP", "chronMeasurementTableMD5": "fc82720bd513525adf678411f4452547", "chronNumber": "1", "tableNumber": "1", "tableType": "measurement", "hasMaxValue": "_NaN_", "hasMinValue": "_NaN_", "hasMeanValue": "_NaN_", "hasMedianValue": "_NaN_", "number": 17, "values": [null, null, null, null, null, null, null, null, null, null, null] }, "useInAgeModel": { "measurementTableName": "measurementTable1", "chronMeasMD5": "51fe35f937dc75be7d8b8ab0941b6718", "TSid": "chron19", "variableName": "useInAgeModel", "description": "was this date used in the age modelpermil", "chronMeasurementTableMD5": "fc82720bd513525adf678411f4452547", "chronNumber": "1", "tableNumber": "1", "tableType": "measurement", "hasMaxValue": "_NaN_", "hasMinValue": "_NaN_", "hasMeanValue": "_NaN_", "hasMedianValue": "_NaN_", "units": "unitless", "number": 18, "values": [null, null, null, null, null, null, null, null, null, null, null] } } ] } ], "Notes": "hiatus between 11760 and 7560 BP", "archiveType": "LakeSediment", "createdBy": "matlab", "dataSetName": "LS09MAAS", "googleDataURL": "https://docs.google.com/spreadsheets/d/1ms1v3XZG0vcDF71giwIJNAJPwgxPuungIzr2gZtaY", "googleMetadataWorksheet": "okvt01s", "googleSpreadSheetKey": "1W5MBkSkE6nPo2S9RH-PiIFRuqDzraS-W4pP2gLpfT5c", "hasPaleoDepth": 1, "samplingMethod": "5cm sampling interval down the core", "tagMD5": "2fe9bf9d919bfb07c0b3b4c735a19de3", "lipdverseLink": "https://lipdverse.org/data/ozcvZyyLQpK4urLIULD3/1_0_12", "nUniqueAges": 0, "archiveTypeOriginal": "lake sediment", "maxYear": 17545, "minYear": 0, "nUniqueOtherAges": 0, "nUniqueGoodAges": 0, "hasDepth": 1, "hasChron": "0", "originalDataUrl": "https://doi.org/10.5194/essd-12-2261-2020", "datasetId": "ozcvZyyLQpK4urLIULD3", "agesPerKyr": 0, "otherAgesPerKyr": "0", "lipdComplete": "100%", "datasetVersion": "1.0.12", "lipdVersion": 1.3, "changelog": [ { "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: '' 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: '' 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: '' has been replaced by 'TRUE'"], ["depth (MAT9b7da70963): paleoData_notes: '' has been replaced by 'NA; paleoData_isPrimary has been standardized'"], ["depth (MAT9b7da70963): paleoData_isPrimary: '' has been replaced by 'TRUE'"], ["age (WEB900f21d5): paleoData_notes: '' 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: '' has been replaced by '1950'"], ["age (WEB900f21d5): paleoData_isPrimary: '' 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 ''"] ] } }, { "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: '' has been replaced by 'isotope'"], ["d18O (LS09MAAS): paleoData_proxyLumpsOriginal: '' has been replaced by 'd18O'"], ["age (WEB900f21d5): paleoData_units: 'yr BP' has been replaced by 'BP'"], ["age (WEB900f21d5): paleoData_unitsOriginal: '' has been replaced by 'yr BP'"] ], "Paleo Interpretation metadata": [ ["d18O (LS09MAAS): interpretation1_variableGroup: '' 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: '' 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: '' has been replaced by 'd18O'"], ["d18O (LS09MAAS): paleoData_QCCertification: 'MJ' has been replaced by 'MJ, CH'"], ["d18O (LS09MAAS): paleoData_proxyDetail: '' has been replaced by 'carbonate'"], ["d18O (LS09MAAS): paleoData_proxyGeneral: '' has been replaced by 'isotope'"] ], "Paleo Interpretation metadata": [ ["d18O (LS09MAAS): interpretation1_direction: '' has been replaced by 'negative'"], ["d18O (LS09MAAS): interpretation1_variable: '' has been replaced by 'P-E'"], ["d18O (LS09MAAS): interpretation1_seasonality: '' has been replaced by 'Annual'"], ["d18O (LS09MAAS): interpretation1_seasonalityGeneral: '' has been replaced by 'Annual'"], ["d18O (LS09MAAS): interpretation1_variableDetail: '' 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: '' has been replaced by 'unitless'"], ["supportedActivity (chron13): chronData_units: '' has been replaced by 'unitless'"], ["x210PbModel (chron14): chronData_units: '' has been replaced by 'unitless'"], ["useInAgeModel (chron19): chronData_units: '' has been replaced by 'unitless'"], ["fractionModern (chron4): chronData_units: '' has been replaced by 'unitless'"], ["fractionModernUncertainty (chron5): chronData_units: '' has been replaced by 'unitless'"], ["labID (chron9): chronData_units: '' 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 ''"], ["d18O (LS09MAAS): interpretation1_direction: 'negative' has been replaced by ''"], ["d18O (LS09MAAS): interpretation1_inferredMaterial: 'lake water' has been replaced by ''"], ["d18O (LS09MAAS): interpretation1_integrationTimeUncertaintyType: 'chronology, unknown lake residence time' has been replaced by ''"], ["d18O (LS09MAAS): interpretation1_integrationTimeUnits: 'Years' has been replaced by ''"], ["d18O (LS09MAAS): interpretation1_rank: '1' has been replaced by ''"], ["d18O (LS09MAAS): interpretation1_scope: 'isotope' has been replaced by 'climate'"], ["d18O (LS09MAAS): interpretation1_variable: 'P_E' has been replaced by ''"], ["d18O (LS09MAAS): interpretation1_variableGroup: 'EffectiveMoisture' has been replaced by ''"], ["d18O (LS09MAAS): interpretation1_variableGroupDirection: 'negative' has been replaced by ''"], ["d18O (LS09MAAS): interpretation1_variableGroupOriginal: 'P_E' has been replaced by ''"], ["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: '' 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: '' has been replaced by 'negative'"], ["d18O (LS09MAAS): interpretation3_inferredMaterial: '' has been replaced by 'Lake water'"], ["d18O (LS09MAAS): interpretation3_integrationTimeUncertaintyType: '' has been replaced by 'chronology, unknown lake residence time'"], ["d18O (LS09MAAS): interpretation3_integrationTimeUnits: '' has been replaced by 'Years'"], ["d18O (LS09MAAS): interpretation3_rank: '' has been replaced by '2'"], ["d18O (LS09MAAS): interpretation3_scope: '' has been replaced by 'isotope'"], ["d18O (LS09MAAS): interpretation3_variable: '' has been replaced by 'T_water'"], ["d18O (LS09MAAS): interpretation3_variableGroup: '' has been replaced by 'Temperature'"], ["d18O (LS09MAAS): interpretation3_variableGroupDirection: '' has been replaced by 'negative'"], ["d18O (LS09MAAS): interpretation3_variableGroupOriginal: '' 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." } ], "neotomaDatasetId": null, "pub": [ { "author": [ { "name": "Marshall, Michael H. , Lamb, Henry F. , Davies, Sarah J. , Leng, Melanie J. , Kubsa, Zelalem , Umer, Mohammed , Bryant, Charlotte" } ], "dataUrl": "doi.org", "issue": "1", "journal": "Palaeogeography, Palaeoclimatology, Palaeoecology", "page": "114-127", "pages": "114127", "pubDataUrl": "doi.org", "publisher": "Elsevier BV", "title": "Climatic change in northern Ethiopia during the past 17,000degreesyears: A diatom and stable isotope record from Lake Ashenge", "type": "journalarticle", "volume": "279", "doi": "10.1016/j.palaeo.2009.05.003", "year": 2009, "citation": "Marshall, M. H., Lamb, H. F., Davies, S. J., Leng, M. J., Kubsa, Z., Umer, M. and Bryant, C.: Climatic change in northern Ethiopia during the past 17,000 years: A diatom and stable isotope record from Lake Ashenge, Palaeogeography, Palaeoclimatology, Palaeoecology, 279(1-2), 114–127, doi:10.1016/j.palaeo.2009.05.003, 2009." } ], "geo": { "longitude": 39.4833, "latitude": 12.5833, "elevation": 2440, "geometryType": "Point", "siteName": "Ashenge", "gcmdLocation": "Africa>Eastern Africa>Ethiopia" }, "@context": "context.jsonld" }