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
- Type: Nominal
- Missing values: None specified
SampleID-Chem
- Label: SampleID-Chem
- Definition: Unique sample ID
- Type: Nominal
- Missing values: None specified
Year
- Label: Year
- Definition: Year of sample
- Type: Physical quantity
- Unit: year
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values: None specified
Lab
- Label: Lab
- Definition: Laboratory that analyzed the sample, see Lab website for specific methods
- Type: Nominal
- Missing values: None specified
Lab#
- Label: Lab#
- Definition: Unique number assigned by lab
- Type: Nominal
- Missing values: None specified
DepthTop
- Label: DepthTop
- Definition: Top depth of sample, in cm
- Type: Physical quantity
- Unit: centimeter
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values: None specified
DepthBot
- Label: DepthBot
- Definition: Bottom depth of sample in cm
- Type: Physical quantity
- Unit: centimeter
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values: None specified
pH
- Label: pH
- Definition: Soil pH, saturated paste, measured with field hand-held meter
- Type: Physical quantity
- Unit: pH
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values: None specified
Grav%
- Label: Grav%
- Definition: percent gravel, >2mm, percent
- Type: Physical quantity
- Unit: percent
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values: None specified
N-tot%
- Label: N-tot%
- Definition: Total nitrogen, by TCN analyzer, percent
- Type: Physical quantity
- Unit: percent
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values: None specified
C-tot%
- Label: C-tot%
- Definition: Total carbon by TCN analyzer, percent
- Type: Physical quantity
- Unit: percent
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values: None specified
C-org%
- Label: C-org%
- Definition: Calculated org from C-tot after subtraction of C-inorg, percent
- Type: Physical quantity
- Unit: percent
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values: None specified
C-inorg%
- Label: C-inorg%
- Definition: Calculated inorganic carbon based on CaCO3 x -.12, percent
- Type: Physical quantity
- Unit: percent
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values: None specified
CaCO3-equiv%
- Label: CaCO3-equiv%
- Definition: Calcium carbonate analysis, %
- Type: Physical quantity
- Unit: percent
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values: None specified
Notes
- Label: Notes
- Definition: Notes on problems
- Type: Nominal
- Missing values: None specified