The Inferred Variable Ontology
type: Ontology
version IRI: http://linked.earth/ontology/inferredVariable/1.0.0
creator: ~khider
contributor: dgarijo
creator: ~npm4
version info: 1.0.0
preferred namespace prefix: le
contributor: ~gil
creator: http://orcid.org/0000-0001-5920-4751
license: http://creativecommons.org/licenses/by/2.0/

Atmospheric chemistry
type: Class
subclass of: Inferred variable

Climate index
type: Class
subclass of: Inferred variable

Hydrology
type: Class
subclass of: Inferred variable

Inferred variable
type: Class

Isotopic composition
type: Class
subclass of: Class
  union of: Hydrology
  union of: Ocean chemistry

Ocean chemistry
type: Class
subclass of: Inferred variable

Precipitation
type: Class
subclass of: Hydrology

Temperature
type: Class
subclass of: Inferred variable
comment: Thermodynamic property allowing to quantitatively measure how warm or cold a material, fluid is.

Time
type: Class
subclass of: Inferred variable

Carbonate ion concentration
type: NamedIndividual
type: Ocean chemistry

Nino 1+2
type: NamedIndividual
type: ElNinoIndex

Age
type: NamedIndividual
type: Time
comment: The age of a sample

Arctic Oscillation (AO, AAO)
type: NamedIndividual
type: Climate index

Atlantic Multi-decadal Oscillation (AMO)
type: NamedIndividual
type: Climate index

Bottom water temperature
type: NamedIndividual
type: Temperature

Carbon dioxide concentration
type: NamedIndividual
type: Atmospheric chemistry

Carbonate saturation
type: NamedIndividual
type: Ocean chemistry

d180
type: NamedIndividual
type: Isotopic composition

DD
type: NamedIndividual
type: Isotopic composition

Deuterium excess (excessD)
type: NamedIndividual
type: Isotopic composition

Free oxygen levels
type: NamedIndividual
type: Atmospheric chemistry

Julian day
type: NamedIndividual
type: Time

Methane concentration
type: NamedIndividual
type: Atmospheric chemistry

Moisture content
type: NamedIndividual
type: Hydrology

Nino 1
type: NamedIndividual
type: ElNinoIndex

Nino 2
type: NamedIndividual
type: ElNinoIndex

Nino 3
type: NamedIndividual
type: ElNinoIndex

Nino 3.4
type: NamedIndividual
type: ElNinoIndex

Nino 4
type: NamedIndividual
type: ElNinoIndex

Nitrous oxide concentration
type: NamedIndividual
type: Atmospheric chemistry

North Atlantic Oscillation (NAO)
type: NamedIndividual
type: Climate index

Ocean mixed layer temperature
type: NamedIndividual
type: Temperature

PH
type: NamedIndividual
type: Ocean chemistry

Palmer Drought Index
type: NamedIndividual
type: Climate index

Palmer Drought Severity Index (PDSI)
type: NamedIndividual
type: Climate index
type: Hydrology

Precipitation amount
type: NamedIndividual
type: Precipitation

Radiocarbon age
type: NamedIndividual
type: Time

Salinity
type: NamedIndividual
type: Ocean chemistry

Sea surface temperature
type: NamedIndividual
type: Temperature
comment: The temperature close to the ocean's surface

Southern Annular Mode (SAM)
type: NamedIndividual
type: Climate index

Southern oscillation index (SOI)
type: NamedIndividual
type: ElNinoIndex

Surface air temperature
type: NamedIndividual
type: Temperature

Temperature
type: NamedIndividual
comment: Thermodynamic property which quantifies how cold or warm an object, a fluid, or a substance is.

Year
type: NamedIndividual
type: Time