2009-2011_MTJ_Thermokarst_Permafrost_Soil_csv

Permafrost soil database with information on site, topography, geomorphology, hydrology, soil stratigraphy, soil carbon, ground ice isotopes, and vegetation at thermokarst features near Toolik and Noatak River, 2009-2013

Variables

SiteID
  • Label: SiteID
  • Definition: Site ID, often concatenated field using Project Code and Plot ID
  • Type: Nominal
  • Missing values: None specified
SiteID_fld
  • Label: SiteID_fld
  • Definition: Original Field site ID
  • Type: Nominal
  • Missing values: None specified
Date
  • Label: Date
  • Definition: Date and time of field work, mmddyyyy hh:mm
  • Type: Date/time
  • Date format: mm/dd/yyyy hh:mm
  • Missing values: None specified
Year
  • Label: Year
  • Definition: Year of project
  • Type: Physical quantity
  • Unit: nominalYear
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values: None specified
ObserverEnv
  • Label: ObserverEnv
  • Definition: Environmental Variable observer initials
  • Type: Nominal
  • Missing values: None specified
ObserverVeg
  • Label: ObserverVeg
  • Definition: Vegetation species and structure observer initials
  • Type: Nominal
  • Missing values: None specified
PlotType
  • Label: PlotType
  • Definition: Plot type (T, transect; V,Verification; A, Air survey)
  • Type: Nominal
  • Missing values: None specified
PlotSize
  • Label: PlotSize
  • Definition: Plot dimensions, radius in m, or Length X Width
  • Type: Nominal
  • Missing values: None specified
Loc-Region
  • Label: Loc-Region
  • Definition: General region of study (based on location of field camp)
  • Type: Nominal
  • Missing values: None specified
Loc_Landmark
  • Label: Loc_Landmark
  • Definition: Geographic landmark description
  • Type: Nominal
  • Missing values: None specified
Loc_Code
  • Label: Loc_Code
  • Definition: e.g. Four letter project or study area identification code
  • Type: Nominal
  • Missing values: None specified
Lat_WGS84
  • Label: Lat_WGS84
  • Definition: Latitude WGS84 GPS coordinates, decimal degrees_x000D_
  • Type: Physical quantity
  • Unit: degree
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
Lon_WGS84
  • Label: Lon_WGS84
  • Definition: Longitude WGS84 GPS coordinates, decimal degrees
  • Type: Physical quantity
  • Unit: degree
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
ElevGPS
  • Label: ElevGPS
  • Definition: Elevation recorded from field GPS unit, meters
  • Type: Physical quantity
  • Unit: meter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
Slope
  • Label: Slope
  • Definition: Slope in degrees
  • Type: Physical quantity
  • Unit: degree
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
Aspect
  • Label: Aspect
  • Definition: in degrees, if slope = 0, aspect also = 0 (not north)_x000D_
  • Type: Physical quantity
  • Unit: degree
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
Physiog
  • Label: Physiog
  • Definition: Revised Physiography codes for final report. for the code information see REF_PhysiographyCodestalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
GeomUnitSurf
  • Label: GeomUnitSurf
  • Definition: Final Revised Codes. for the code information see REF_Geomorphic Unitstalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
GeomUnitSub
  • Label: GeomUnitSub
  • Definition: Final Revised Codes. for the code information see REF_Geomorphic Unitstalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
TopoMacro
  • Label: TopoMacro
  • Definition: Final Revised Codes. for the code information see REF_Topography_Macrotalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
TopoMicro
  • Label: TopoMicro
  • Definition: Final Revised Codes. for the code information see REF_Topography_Microtalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
TopoMicroRelief
  • Label: TopoMicroRelief
  • Definition: measurement of average surface roughness in cm_x000D_
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
RockSurf%
  • Label: RockSurf%
  • Definition: % cover of surface rock frags, visually estimate_x000D_
  • Type: Physical quantity
  • Unit: percent
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
FrostBoil%
  • Label: FrostBoil%
  • Definition: % cover of active partially vegetated frost boils, visually estimate
  • Type: Physical quantity
  • Unit: percent
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
WaterDepth
  • Label: WaterDepth
  • Definition: Water depth cm, + when above surface/sediments, "-" when below ground surface in pit
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
Wat-Abv-Blw
  • Label: Wat-Abv-Blw
  • Definition: Water depth above or below the soil surface (A/B/U)
  • Type: Nominal
  • Missing values: None specified
WatSat30
  • Label: WatSat30
  • Definition: soil saturated in upper 30 cm. yes/no/unknown
  • Type: Nominal
  • Missing values: None specified
WaterRegNWI
  • Label: WaterRegNWI
  • Definition: codes for National Wetlands inventory hydrology, see REF_NWIWaterRegimeCodes for the code information see REF_NWIWaterRegimeCodestalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
Drainage
  • Label: Drainage
  • Definition: Final Revised drainage codes for the code information see REF_Soil_DrainageCodestalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
SiteMoisture
  • Label: SiteMoisture
  • Definition: Final revised Soil Moisture codes for the code information see REF_Soil_Moisture_Codestalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
WaterpH
  • Label: WaterpH
  • Definition: pH measured in ground water, where present
  • Type: Physical quantity
  • Unit: number
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
WaterEC
  • Label: WaterEC
  • Definition: EC measured in ground water, where present, uS/cm
  • Type: Physical quantity
  • Unit: microsiemenPerCentimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SoilpH10
  • Label: SoilpH10
  • Definition: pH measure in saturated soil slurry, usually when ground water not present
  • Type: Physical quantity
  • Unit: number
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SoilpH30
  • Label: SoilpH30
  • Definition: soil pH measured from 30cm below soil surface
  • Type: Physical quantity
  • Unit: number
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SoilEC10
  • Label: SoilEC10
  • Definition: EC measure in saturated soil slurry, usually when ground water not present, uS/cm
  • Type: Physical quantity
  • Unit: microsiemenPerCentimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SoilpHGrad
  • Label: SoilpHGrad
  • Definition: Soil pH at 10 cm - Soil pH at 30 cm
  • Type: Physical quantity
  • Unit: number
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SitepH
  • Label: SitepH
  • Definition: Water pH or soil slurry pH, water used preferentially when available
  • Type: Physical quantity
  • Unit: number
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SiteEC
  • Label: SiteEC
  • Definition: Water EC or soil slurry EC, water used preferentially when available, uS/cm
  • Type: Physical quantity
  • Unit: microsiemenPerCentimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SiteChem
  • Label: SiteChem
  • Definition: a,Alkaline; b,Basic; N,Circuneutral; s,Saline; e,brackish (see Ref_SiteChemistry for definitions) for the code information see REF_Soil_SiteChemistrytalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
OrgSurfThk
  • Label: OrgSurfThk
  • Definition: Final numeric field where field values were described with a >symbol values <40=40 and values >40<60=60. in cm
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
OrgCumThk40
  • Label: OrgCumThk40
  • Definition: Final numeric field where field values were described with a >symbol values <40=40 and values >40<60=60. in cm
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SoilTxtMin40
  • Label: SoilTxtMin40
  • Definition: Dominant mineral soil texture class, see reference table for the code information see REF_Soil_DomTexttalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
SoilTxtDom40
  • Label: SoilTxtDom40
  • Definition: Dominant overall soil texture, see reference table for the code information see REF_Soil_DomTexttalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
SiltThick
  • Label: SiltThick
  • Definition: Depth of surface silt cap, cm, usually wind blown silt, in cm
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
RockDepth
  • Label: RockDepth
  • Definition: Depth to rocks (>15% coarse frags), where field depths were described with a > symbol the final rock depth was assumed to be 200cm.in cm
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SoilMotlDep
  • Label: SoilMotlDep
  • Definition: Depth to low chroma mottles, in cm
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SoilGleyDep
  • Label: SoilGleyDep
  • Definition: Depth to low chroma matrix, fully gleyed, in cm
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SoilHydric
  • Label: SoilHydric
  • Definition: hydric soil by COE, yes/no/unknown_x000D_
  • Type: Nominal
  • Missing values: None specified
Cryoturb
  • Label: Cryoturb
  • Definition: Cryoturbation observed in soil profile,yes/no/unknown_x000D_
  • Type: Nominal
  • Missing values: None specified
ThawDepth
  • Label: ThawDepth
  • Definition: Thaw depth cm
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
Permafrost
  • Label: Permafrost
  • Definition: yes/no/unknown
  • Type: Nominal
  • Missing values: None specified
SoilMaxObsDep
  • Label: SoilMaxObsDep
  • Definition: depth to maximum soil observation (cm), includes frost probe depth
  • Type: Physical quantity
  • Unit: centimeter
  • Maximum: Not specified
  • Minimum: Not specified
  • Precision: Not specified
  • Missing values:
    • 999 = Missing or Not Measured
SoilStrat
  • Label: SoilStrat
  • Definition: whether the soils were described on a form, yes or no
  • Type: Nominal
  • Missing values: None specified
SoilSample
  • Label: SoilSample
  • Definition: whether a soil sample was collected for the code information see REF_Soil_Redox_Typetalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
SoilMeth
  • Label: SoilMeth
  • Definition: method by which soil/environmental variables assessed, e.g. l = soil plug, m = tile probe, see REF_SampleMeth for complete list_x000D_
  • Type: Nominal
  • Missing values: None specified
SoilClass2003
  • Label: SoilClass2003
  • Definition: NRCS Soil taxonomy code 2003, 9th Edition for the code information see REF_Soil_type_NRCStalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
SoilClass2010
  • Label: SoilClass2010
  • Definition: NRCS Soil taxonomy code 2010, 11th Edition for the code information see REF_Soil_type_NRCStalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
VegCompletness
  • Label: VegCompletness
  • Definition: completeness of species list: c=complete or nearly so, p=partial; d=dominants
  • Type: Nominal
  • Missing values: None specified
VegClass4
  • Label: VegClass4
  • Definition: Viereck Veg class 4 Final call for the code information see REF_Veg_AVC_Level4talbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
VegClass4Alt
  • Label: VegClass4Alt
  • Definition: Viereck Veg class 4 field secondary call for the code information see REF_Veg_AVC_Level4talbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
VegStruct
  • Label: VegStruct
  • Definition: Code for Ecotype Vegetation Structure for the code information see REF_Veg_Structures_Ecotypestalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
VegSpecies
  • Label: VegSpecies
  • Definition: 6 Dominant plant species, using 6 letter code for the code information see REF_Veg_Taxonomytalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
DisturbClass
  • Label: DisturbClass
  • Definition: Disturbance class, natural or human induced, see refernce table for the code information see REF_DisturbClasstalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
Ecotype
  • Label: Ecotype
  • Definition: Individual Plot Ecotype for the code information see REF_Ecotypestalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
EcotypeAggr
  • Label: EcotypeAggr
  • Definition: Aggregated ecotypes (post data- analysis) for the code information see REF_Ecotypestalbe in 2009-2011_MTJ_Thermokarst_Permafrost_Soil_Database.mdb
  • Type: Nominal
  • Missing values: None specified
Notes_fld
  • Label: Notes_fld
  • Definition: Field Notes
  • Type: Nominal
  • Missing values: None specified
Notes_office
  • Label: Notes_office
  • Definition: Office Notes
  • Type: Nominal
  • Missing values: None specified
Data_Origin
  • Label: Data_Origin
  • Definition: Company, institute or individual from whom the data were acquired
  • Type: Nominal
  • Missing values: None specified
Data_review_Env
  • Label: Data_review_Env
  • Definition: checkbox for environmental (non-geomorphology) data completeness review, yes/no
  • Type: Nominal
  • Missing values: None specified
Data_review_Veg
  • Label: Data_review_Veg
  • Definition: check box for vegetation and ecotype data completeness review, yes/no
  • Type: Nominal
  • Missing values: None specified
Data Source Details

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Footer lines: 

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Orientation: 

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Quote character: 

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Field delimiter: 

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Record delimiter: 

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Number of Records: 

64