|
gptkbp:instanceOf
|
gptkb:volcanic_activity
|
|
gptkbp:ashFall
|
gptkb:Arabian_Sea
gptkb:Indian_Ocean
gptkb:South_Asia
gptkb:South_China_Sea
gptkb:Bay_of_Bengal
|
|
gptkbp:ashFoundIn
|
gptkb:Greenland_ice_cores
Indian subcontinent
East Africa
|
|
gptkbp:ashLayerName
|
gptkb:Youngest_Toba_Tuff
|
|
gptkbp:ashThicknessInIndia
|
up to 15 cm
|
|
gptkbp:ashThicknessInLakeMalawi
|
trace amounts
|
|
gptkbp:ashThicknessInMalaysia
|
up to 9 cm
|
|
gptkbp:ashThicknessInSouthChinaSea
|
up to 3 cm
|
|
gptkbp:associatedWith
|
gptkb:Toba_catastrophe_theory
|
|
gptkbp:calderaDiameter
|
about 100 kilometers
|
|
gptkbp:calderaLength
|
about 30 kilometers
|
|
gptkbp:calderaName
|
gptkb:Lake_Toba
|
|
gptkbp:country
|
gptkb:Indonesia
|
|
gptkbp:effect
|
global volcanic winter
human population bottleneck
|
|
gptkbp:eruptionVEI
|
8
|
|
gptkbp:eruptionVolume
|
about 2,800 cubic kilometers
|
|
gptkbp:eruptionYear
|
~74,000 BP
|
|
gptkbp:featureType
|
gptkb:volcanic_activity
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Toba supervolcano
|
|
gptkbp:impactOnBiodiversity
|
possible mass die-off
|
|
gptkbp:impactOnClimate
|
global cooling
|
|
gptkbp:islandInCaldera
|
gptkb:Samosir_Island
|
|
gptkbp:lake
|
gptkb:Lake_Toba
about 505 meters
about 1,130 square kilometers
|
|
gptkbp:lakeFormedBy
|
caldera collapse
|
|
gptkbp:largestEruptionKnown
|
gptkb:Quaternary_period
|
|
gptkbp:lastEruption
|
about 74,000 years ago
|
|
gptkbp:locatedIn
|
gptkb:Indonesia
gptkb:Sumatra
|
|
gptkbp:namedAfter
|
gptkb:Lake_Toba
|
|
gptkbp:notableFor
|
largest volcanic eruption in last 2 million years
|
|
gptkbp:region
|
gptkb:North_Sumatra
|
|
gptkbp:relatedTo
|
gptkb:Ring_of_Fire
|
|
gptkbp:status
|
dormant
|
|
gptkbp:studiedBy
|
volcanologists
|
|
gptkbp:volcanicArcBelt
|
gptkb:Sunda_Arc
|
|
gptkbp:volcanicExplosivityIndex
|
8
|
|
gptkbp:volcanoType
|
caldera-forming eruption
|
|
gptkbp:bfsParent
|
gptkb:Toba_Caldera_(tentative)
|
|
gptkbp:bfsLayer
|
7
|