LS10STSP - v1.0.6

Dataset Id: XkH1tAUQTsQMylYWfiNY

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R code to load dataset:

L <- lipdR::readLipd("https://lipdverse.org/data/XkH1tAUQTsQMylYWfiNY/1_0_6/LS10STSP.lpd")

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In compilations: (only most recent versions are shown)

iso2k-1_1_1

root

archiveType: LakeSediment

originalDataUrl: https://www.ncdc.noaa.gov/paleo-search/study/15444

lipdVersion: 1.3

pub
pub1

author: St. Amour, Natalie A. , Hammarlund, Dan , Edwards, Thomas W.D. , Wolfe, BRENT B.

journal: Boreas

volume: 39

pages: -12

title: New insights into Holocene atmospheric circulation dynamics in central Scandinavia inferred from oxygen-isotope records of lake-sediment cellulose

doi: 10.1111/j.1502-3885.2010.00169.x

geo

latitude: 63.12

longitude: 12.32

elevation: 887

siteName: Lake Spaime

PaleoData columns
year (yr AD)

TSid: MATb48b55d761

variableName: year

units: yr AD

description: Year AD

interpretation
1

rank: NA

scope: climate

2

rank: NA

scope: climate

3

rank: NA

scope: climate

depth (cm)

TSid: MAT8a6af22eba

variableName: depth

units: cm

description: depth

interpretation
1

rank: NA

scope: climate

2

rank: NA

scope: climate

3

rank: NA

scope: climate

d18O (permil)

TSid: LS10STSP

variableName: d18O

units: permil

description: cellulose

interpretation
1

direction: increase

interpDirection: increase

scope: climate

variable: circulationIndex

variableDetail: d18Op

variableGroup: NAO index

2

scope: climate

3

scope: climate

4

basis: Data from surface waters sampled in the area (Fig. 3B) reveal evaporative enrichment in some lakes consistent with the predicted LEL, whereas data from Lake Spa? ime are strictly constrained to the LMWL, with an average composition identical to that of local groundwater.

direction: positive

equilibriumEvidence: Unfortunately, neither of these cellulose-inferred lakewater d18O records extends to the present, which precludes direct linking with time series of modern lakewater d18O measurements

inferredMaterial: lake water

integrationTimeUnits: years

mathematicalRelation: linear

rank: 1

scope: isotope

variable: precipitationIsotope

variableGroup: P_isotope

variableGroupDirection: positive

5

scope: isotope

6

scope: isotope

ChronData columns
depth (cm)

TSid: chron1

variableName: depth

units: cm

description: mid-point depth

age14C (yr14C BP)

TSid: chron2

variableName: age14C

units: yr14C BP

description: 14C years before 1950

SD (yr14C BP)

TSid: chron3

variableName: SD

units: yr14C BP

description: 14C years uncertainty

fractionModern ()

TSid: chron4

variableName: fractionModern

description: fraction of modern 14C activity

fractionModernUncertainty ()

TSid: chron5

variableName: fractionModernUncertainty

description: fraction of modern 14C activity uncertainty

delta13C (permil)

TSid: chron6

variableName: delta13C

units: permil

description: delta13C of material analyzed for 14C

delta13Cuncertainty (permil)

TSid: chron7

variableName: delta13Cuncertainty

units: permil

description: delta13C uncertainty

thickness (cm)

TSid: chron8

variableName: thickness

units: cm

description: thickness of sample (along depth axis)

labID ()

TSid: chron9

variableName: labID

description: laboratory ID from radiocarbon facility

materialDated ()

TSid: chron10

variableName: materialDated

description: material analyzed

activity (Bq g-1)

TSid: chron11

variableName: activity

units: Bq g-1

description: 210Pb, 239+240Pu or 137Cs activity

activityUncertainty (Bq g-1)

TSid: chron12

variableName: activityUncertainty

units: Bq g-1

description: 210Pb, 239+240Pu or 137Cs activity uncertainty

supportedActivity ()

TSid: chron13

variableName: supportedActivity

description: Y if supported 210Pb activity, N if unsupported 210Pb activity

x210PbModel ()

TSid: chron14

variableName: x210PbModel

description: model used to convert 210Pb activity to age (e.g., constant rate of supply)

age (yr BP)

TSid: chron15

variableName: age

units: yr BP

description: years before 1950 (calibrated age, or ages that dont need calibration)

SD (yr BP)

TSid: chron16

variableName: SD

units: yr BP

description: uncertainty in age

reservoirAge14C (yr14C BP)

TSid: chron17

variableName: reservoirAge14C

units: yr14C BP

description: 14C reservoir age

reservoirAge14CUncertainty (yr14C BP)

TSid: chron18

variableName: reservoirAge14CUncertainty

units: yr14C BP

description: 14C reservoir age uncertainty

useInAgeModel ()

TSid: chron19

variableName: useInAgeModel

description: was this date used in the age model?