SWEET Ontology
type: Ontology
version info: 2.3
imports: reprTimeSeason.owl
imports: propTime.owl
imports: reprMath.owl
imports: propTemperature.owl
imports: realmRegion.owl
imports: realm.owl
imports: rela.owl
imports: relaClimate.owl
imports: relaMath.owl
imports: relaSci.owl
imports: propCategorical.owl
imports: phenPlanetClimate.owl

MarineClimate
type: Class
subclass of: ClimateClassification
subclass of: Restriction
  on property: hasRealm
  some values from: Ocean
comment: (Also called maritime climate, oceanic climate.) A regional climate under the predominant influence of the sea, characterized by relatively small seasonal variations and high atmospheric moisture content; the antithesis of a continental climate.

RainShadow
type: Class
subclass of: ClimateZoneType
comment: A region of sharply reduced precipitation on the lee side of an orographic barrier, as compared with regions upwind of the barrier.

Doldrums
type: Class
subclass of: ClimateZoneType
subclass of: Restriction
  on property: hasRealm
  has value: LowLatitude
comment: A nautical term for the equatorial trough, with special reference to the light and variable nature of the winds.

A
type: Class
equivalent class: TropicalClimate
subclass of: ClimateClassification
comment: The A climate classification, also known as the Tropical climate classification, is characterized as being consistently warm with all months averaging above 18 degrees C and having annual precipitation exceeds potential evapotranspiration (POTET).
subclass of: Restriction
  on property: hasAverageAnnualPrecipitation
  has value: PrecipitationRange
    has lower quantity: AnnualPotentialEvapotranspiration
subclass of: Restriction
  on property: hasAverageMonthlyTemperature
  has value: TemperatureRange
    has lower bound: 18

B
type: Class
equivalent class: DryClimate
subclass of: ClimateClassification
comment: Potential evapotranspiration (POTET) exceeds precipitation in all B climates. Subdivisions are based on precipitation timing and amount and mean annual temperature.
subclass of: Restriction
  on property: hasAverageAnnualPrecipitation
  has value: PrecipitationRange
    has lower quantity: AnnualPotentialEvapotranspiration

C
type: Class
subclass of: ClimateClassification
equivalent class: TemperateClimate
subclass of: Restriction
  on property: hasAverageColdestMonthTemperature
  has value: TemperatureRange
    has lower bound: 0
    has upper bound: 18
subclass of: Restriction
  on property: hasAverageWarmestMonthTemperature
  has value: TemperatureRange
    has lower bound: 10
    has upper bound: 22

D
type: Class
subclass of: ClimateClassification
subclass of: Restriction
  on property: hasAverageColdestMonthTemperature
  has value: TemperatureRange
    has upper bound: 0
subclass of: Restriction
  on property: hasAverageWarmestMonthTemperature
  has value: TemperatureRange
    has lower bound: 10
comment: The D climate classification, also known as the microthermal climate classification, is characterized by by having the warmest month of the year above 10 degree C and the coldest below 0 degree C.

Af
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#A
has average monthly precipitation: PrecipitationRange cm
  has lower bound: 6
comment: The Af climate classification, also known as the tropical rain forest climate classification, is characterized by monthly precipitation in excess of 6 cm all months out of year.

Am
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#A
has average dry season precipitation: PrecipitationRange cm
  has upper bound: 6
has average ITCZ dominance duration: MonthRange
  has lower bound: 6
comment: The Am climate classification, also known as Tropical Monsoon Climate, is characterized by a short marked dry season with 1 or more months receiving less than 6 cm of precipitation, an otherwise excessively wet rainy season, and ITCZ dominance for 6 - 12 months out of the year.

Aw
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#A
type: WetSummerDryWinterClimate
has average ITCZ dominance duration: MonthRange
  has upper bound: 6
comment: The Aw climate classification, also known as Tropical Savanna climate classification, is characterized by a summer wet season, winter dry season, and ITCZ dominance for 6 months or less.

BS
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#B
has average annual precipitation: PrecipitationRange
  has lower quantity: AnnualHalfPotentialEvapotranspiration
  has upper quantity: AnnualPotentialEvapotranspiration
comment: The BS climate classification, also known as semiarid climate classification, is characterized by having precipitation amounts greater than 1/2 potential evapotranspiration (POTET), but not equal to it.

BSh
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#B
comment: The BSh climate classification, also known as the hot low-latitude steppe, is characterized by having mean annual temperatures greater than 18 degree C.
has average annual temperature: TemperatureRange
  has lower bound: 18

BSk
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#B
has average annual temperature: TemperatureRange
  has upper bound: 18
comment: The BSk climate classification, also known as cold midlatitude steppe climate classification, is characterized by having mean annual temperatures less than 18 degree C.

BW
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#B
comment: The BW climate classification, also known as the arid climate classification, is characterized by having precipitation amounts less than 1/2 potential evapotranspiration (POTET).
has average annual precipitation: PrecipitationRange
  has upper quantity: AnnualHalfPotentialEvapotranspiration

BWh
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#B
comment: the BWh climate classification, also known as the hot low-latitude desert, is characterized by having mean annual temperatures greater than 18 degree C.
has average annual temperature: TemperatureRange
  has lower bound: 18

BWk
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#B
comment: The BWk climate classification, also known as the cold midlatitude desert, is characterized by having mean annual temperatures less than 18 degree C.
has average annual temperature: TemperatureRange
  has upper bound: 18

Cfa
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#C
has average warmest month temperature: TemperatureRange
  has lower bound: 22
comment: The Cfa climate classification is characterized by year-round precipitation, hot summers, and having the warmest month above 22 degree C.

Cfb
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#C
has average warmest month temperature: TemperatureRange
  has upper bound: 22
has average winter duration: MonthRange
  has lower bound: 4
comment: The Cfb climate classfication receives year-round precipitation, its warmest month is below 22 degree C and has 4 months above 10 degree C.

Cfc
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#C
has average winter duration: MonthRange
  has lower bound: 1
  has upper bound: 3
comment: The Cfc climate classification is charactericized by year-round precipitation and having 1 - 3 months with temperatures above 10 degree C.

Csa
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#C
has wet season: Winter
has dry season: Summer
has average warmest month temperature: TemperatureRange
  has lower bound: 22
comment: The Csa climate classification is characterized by pronounced summer droughts with 70% of precipitation in the winter and hot summers with its warmest month above 22 degree C.

Csb
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#C
type: WetSummerDryWinterClimate
has average warmest month temperature: TemperatureRange
  has lower bound: 10
  has upper bound: 22

Cwa
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#C
type: WetSummerDryWinterClimate
has average warmest month temperature: TemperatureRange
  has lower bound: 22
comment: the Cwa climate classification is characterized by winter drought, summer's wettest month getting 10 times more precipitation than driest winter month, and the warmest month being above 22 degree C.

Dfa
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#D
has average warmest month temperature: TemperatureRange
  has lower bound: 22
comment: The Dfa climate classification is characterized by having year-round precipitation and warmest month temperatures above 22 degree C.

Dfb
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#D
comment: The Dfb climate classifcation is characterized by having year-round precipitation and warmest month temperatures below 22 degree C.
has average warmest month temperature: TemperatureRange
  has upper bound: 22

Dfc
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#D
has average winter duration: MonthRange
  has lower bound: 1
  has upper bound: 4
comment: The Dfc climate classification is characterized by having year-round precipitation and having 1 - 4 months above 10 degree C.

Dwa
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#D
type: DryWinterClimate
has average warmest month temperature: TemperatureRange
  has lower bound: 22
comment: The Dwa climate classification is characterized by winter drought and warmest month temperatures above 22 degree C.

Dwb
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#D
type: DryWinterClimate
has average warmest month temperature: TemperatureRange
  has upper bound: 22
comment: The Dwb climate classification is characterized by winter drought and warmest month temperatures below 22 degree C.

Dwc
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#D
type: DryWinterClimate
comment: The Dwc climate classification is characterized by winter drought and haviong 1 - 4 months with temperatures above 10 degrees C.
has average winter duration: MonthRange
  has lower bound: 1
  has upper bound: 4

Dwd
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#D
type: DryWinterClimate
comment: The Dwd climate classification is characterized by winter drought and having coldest month temperatures below -38 degree C (in Siberia only).
has average coldest month temperature: TemperatureRange
  has upper bound: -38

EF
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#E
comment: The EF climate classification, also known as the Ice Cap climate classification, is characterized by having warmest month temperatures below 0 degrees C and having precipitation exceeding very small potential evapotranspiration (POTET).
has average warmest month temperature: TemperatureRange
  has upper bound: 0
has average annual precipitation: PrecipitationRange
  has lower quantity: AnnualPotentialEvapotranspiration

EM
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#E
comment: The EM climate classification, also known as the polar marine climate classification, is characterized by all months having temperatures above -7 degree C, warmest month above 0 degree C, and annual temperatures less than 17 degree C.
has average monthly temperature: TemperatureRange
  has lower bound: -7
has average warmest month temperature: TemperatureRange
  has lower bound: 0
has average annual temperature: TemperatureRange
  has upper bound: 17

ET
type: http://sweet.jpl.nasa.gov/2.3/realmClimateZone.owl#E
has average snow cover duration: MonthRange
  has lower bound: 8
  has upper bound: 10
has warmest month temperature: TemperatureRange
  has lower bound: 0
  has upper bound: 10
has average annual precipitation: PrecipitationRange
  has lower quantity: AnnualPotentialEvapotranspiration
comment: The ET climate classification, also known as the tundra climate classification, is characterizex by warmest month temperatures between 0 - 10 degree C, precipitation exceeds small potential evapotranspiration demand, and has snow cover 8 - 10 months out of the year.