TanaLake.Loomis.2015 - v1.1.11

Dataset Id: oG5Hj4gCZZaZtNjsuKLN

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R code to load dataset:

L <- lipdR::readLipd("https://lipdverse.org/data/oG5Hj4gCZZaZtNjsuKLN/1_1_11/TanaLake.Loomis.2015.lpd")

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In compilations: (only most recent versions are shown)

Temp12k-1_2_0

root

archiveType: LakeSediment

originalDataUrl: https://doi.org/10.1038/s41467-020-19021-3

lipdVersion: 1.3

pub
pub1

author: list(list(name = "Loomis, Shannon E.; Russell, James M.; Lamb, Henry F."))

citeKey: YR475HHZ

journal: Palaeogeography, Palaeoclimatology, Palaeoecology

volume: 423

pages: 80 90

title: Northeast African temperature variability since the Late Pleistocene

doi: 10.1016/j.palaeo.2015.02.005

pub2

author: list(list(name = "Marshall, Michael H."), list(name = "Lamb, Henry F."), list(name = "Huws, Dei"), list(name = "Davies, Sarah J."), list(name = "Bates, Richard"), list(name = "Bloemendal, Jan"), list(name = "Boyle, John"), list(name = "Leng, Melanie J."), list(name = "Mohammed, Umer"), list(name = "Bryant, Charlotte"))

journal: Global and Planetary Change

volume: 78

pages: 147-161

title: Late Pleistocene and Holocene drought events at Lake Tana, the source of the Blue Nile

doi: 10.1016/j.gloplacha.2011.06.004

pub3

author: list(list(name = "Costa, K."), list(name = "Russel, J."), list(name = "Konecky, B.L."), list(name = "Lamb, H.F."))

journal: Quaternary Science Reviews

volume: 83

pages: 58-67

title: Isotopic reconstruction of the African Humid Period and Congo Air Boundary migration at Lake Tana, Ethiopia

doi: 10.1016/j.quascirev.2013.10.031

geo

latitude: 12

longitude: 37.3

elevation: 1830

siteName: TanaLake

PaleoData columns
year (yr AD) [1-1]

TSid: Rh8bIkahLDu

variableName: year

units: yr AD

description: Year AD

age (yr BP) [1-1]

TSid: RS4GIi2QahI

variableName: age

units: yr BP

description: Years before present (1950) BP

depth (cm) [1-1]

TSid: NAm2kHydro254

variableName: depth

units: cm

useInGlobalTemperatureAnalysis: FALSE

core (unitless) [1-1]

TSid: GHf5c40155

variableName: core

units: unitless

useInGlobalTemperatureAnalysis: FALSE

interpretation
1

scope: climate

section (unitless) [1-1]

TSid: NAm2kHydro253

variableName: section

units: unitless

useInGlobalTemperatureAnalysis: FALSE

interpretation
1

scope: climate

temperature (degC) [1-1]

TSid: NAm2kHydro255

variableName: temperature

units: degC

description: GDGT temp

useInGlobalTemperatureAnalysis: TRUE

interpretation
1

direction: positive

scope: climate

seasonality: Annual

variable: temperature

isAnnual: TRUE

variableOriginal: TRUE

seasonalityGeneral: annual

variableGroup: Temperature

variableGroupOriginal: T

seasonalityOriginal: 1 2 3 4 5 6 7 8 9 10 11 12

variableDetail: air@surface

variableGroupDirection: negative

uncertainty (degC) [1-1]

TSid: GH027cab7e

variableName: uncertainty

units: degC

useInGlobalTemperatureAnalysis: FALSE

interpretation
1

scope: climate

age (yr BP) [1-2]

TSid: WEBb4cdba3d

variableName: age

units: yr BP

Ti (mg/g) [1-2]

TSid: WEBf652d8e7

variableName: Ti

units: mg/g

description: modelled Ti

interpretation
1

variable: effectivePrecipitation

direction: positive

scope: climate

variableDetail: @surface

seasonality: Annual

basis: "Although the peak in Ti and Zr is relative to a low in Si and K and may therefore be indicative of a minimum in coarse terrigenous supply."

seasonalityGeneral: Annual

variableGroup: P-E

age (yr BP) [1-3]

TSid: WEB0e5da11f

variableName: age

units: yr BP

depth (cm) [1-3]

TSid: WEB46d01611

variableName: depth

units: cm

d2H (permil) [1-3]

TSid: WEBf4d6f303

variableName: d2H

units: permil

interpretation
1

scope: climate

d2H (unitless) [1-3]

TSid: WEB0afa406d

variableName: d2H

units: unitless

description: permil

interpretation
1

variable: precipitationIsotope

scope: climate

basis: "ll. We attribute this early enrichment to a reduction of moisture derived from westerly sources (the Congo Basin and Atlantic Ocean) which we suggest are D-depleted relative to moisture sourced from the east (Indian Ocean) and the north (Red Sea and Mediterranean Sea). Our new record highlights the importance of both the northward migration of the tropical rain belt as well as east-west migration of the Congo Air Boundary to precipitation source and amount during the African Humid Period."

variableGroup: Source

uncertainty (permil) [1-3]

TSid: WEB0da568da

variableName: uncertainty

units: permil

interpretation
1

scope: climate

d13C (permil) [1-3]

TSid: WEB577cd358

variableName: d13C

units: permil

interpretation
1

scope: climate

uncertainty (permil) [1-3]

TSid: WEB07797cd0

variableName: uncertainty

units: permil

interpretation
1

scope: climate

ChronData columns
depth (cm)

TSid: WEBf10bbffb

variableName: depth

units: cm

CoreName (unitless)

TSid: WEB4d662e3d

variableName: CoreName

units: unitless

LabID (unitless)

TSid: WEB612c3319

variableName: LabID

units: unitless

MaterialDated (unitless)

TSid: WEBefd2e5c2

variableName: MaterialDated

units: unitless

d13C (per mil)

TSid: WEB68aca4b9

variableName: d13C

units: per mil

age (yr)

TSid: WEBa849aa96

variableName: age

units: yr

1SD (yr)

TSid: WEB8d8c66d0

variableName: 1SD

units: yr

age_type (unitless)

TSid: RAj1AMZvKTO

variableName: age_type

units: unitless