IzabalLake.Duarte.2021 - v1.0.11

Dataset Id: 8hfYmcuNYXsT0ArEddgx

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R code to load dataset:

L <- lipdR::readLipd("https://lipdverse.org/data/8hfYmcuNYXsT0ArEddgx/1_0_11/IzabalLake.Duarte.2021.lpd")

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root

archiveType: LakeSediment

originalDataUrl: https://doi.org/10.17632/7z66cxvscg.1

lipdVersion: 1.3

pub
pub1

author: list(list(name = "Duarte, Edward"))

journal: Earth and Planetary Science Letters

volume: 561

pages: 116807

title: A progressively wetter early through middle Holocene climate in the eastern lowlands of Guatemala

doi: 10.1016/j.epsl.2021.116807

geo

latitude: 15.53

longitude: -89.23

elevation: 2

siteName: Lake Izabal

PaleoData columns
depth (cm)

TSid: WEB921f22b6

variableName: depth

units: cm

depth (cm)

TSid: WEBc6b3f6f9

variableName: depth

units: cm

age (yr BP)

TSid: WEB729449d2

variableName: age

units: yr BP

MS (SI)

TSid: WEB847e3a00

variableName: MS

units: SI

interpretation
1

direction: negative

scope: climate

variableDetail: @surface

seasonality: Annual

basis: "the decrease in MS, elemental abundances, and PC1 scores at ca. 1,200 cal yr BP indicate a significant and abrupt reduction in erosion/precipitation, which corresponds to the well-known Maya droughts."

seasonalityOriginal: Annual

seasonalityGeneral: Annual

density (g/cm3)

TSid: WEB32f0ce0a

variableName: density

units: g/cm3

interpretation
1

scope: climate

Al (cps)

TSid: WEB34a8465e

variableName: Al

units: cps

interpretation
1

scope: climate

Si (cps)

TSid: WEB062db5e8

variableName: Si

units: cps

interpretation
1

scope: climate

needsToBeChanged (cps)

TSid: WEB9670561e

variableName: needsToBeChanged

units: cps

interpretation
1

scope: climate

potassium (cps)

TSid: WEB0420186a

variableName: potassium

units: cps

interpretation
1

scope: climate

Ca (cps)

TSid: WEB73f35a64

variableName: Ca

units: cps

interpretation
1

scope: climate

Ti (cps)

TSid: WEB8ba52da4

variableName: Ti

units: cps

interpretation
1

variable: precipitation

direction: negative

scope: climate

variableDetail: @surface

seasonality: Annual

basis: "progressive increase in Ti (Fig. 10), both indicating intensification of erosion and precipitation at that time....The slight increase in both PC1 scores and Ti abundance during the mid-Holocene indicates that precipitation slightly increased until ca. 4,800 cal yr BP "

seasonalityGeneral: Annual

variableGroup: P

Mn (cps)

TSid: WEB7225fe45

variableName: Mn

units: cps

interpretation
1

scope: climate

Fe (cps)

TSid: WEB46831946

variableName: Fe

units: cps

interpretation
1

scope: climate

ChronData columns
Sample type (unitless)

TSid: WEBea14d57f

variableName: Sample type

units: unitless

Accession number (unitless)

TSid: WEB7be7070e

variableName: Accession number

units: unitless

Depth (cm) (unitless)

TSid: WEB2a31eb17

variableName: Depth (cm)

units: unitless

14C age (unitless)

TSid: WEBc26b334d

variableName: 14C age

units: unitless

14C age ± 1σ (unitless)

TSid: WEB3189db3a

variableName: 14C age ± 1σ

units: unitless

Mean age (cal yr BP) (unitless)

TSid: WEB824976a6

variableName: Mean age (cal yr BP)

units: unitless

Error (1σ) (unitless)

TSid: WEBd33a821b

variableName: Error (1σ)

units: unitless

Modeled age (cal yr BP) (unitless)

TSid: WEBfb32d13f

variableName: Modeled age (cal yr BP)

units: unitless

95% range (cal yr BP)b (unitless)

TSid: WEB5621fbb3

variableName: 95% range (cal yr BP)b

units: unitless