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gptkbp:instanceOf
|
ice dam
|
|
gptkbp:associatedWith
|
catastrophic outburst floods
|
|
gptkbp:block
|
gptkb:Clark_Fork_River
|
|
gptkbp:composedOf
|
glacial ice
|
|
gptkbp:created
|
gptkb:Glacial_Lake_Missoula
|
|
gptkbp:discoveredBy
|
gptkb:J_Harlen_Bretz
|
|
gptkbp:evidence
|
gptkb:Idaho
gptkb:Montana
gptkb:Oregon
gptkb:Washington
|
|
gptkbp:failed_repeatedly
|
yes
|
|
gptkbp:failure_caused
|
gptkb:Missoula_Floods
|
|
gptkbp:formed
|
gptkb:Pleistocene_epoch
during the last ice age
|
|
gptkbp:height
|
up to 2,000 feet
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Missoula Ice Dam
|
|
gptkbp:last_failure
|
about 13,000 years ago
|
|
gptkbp:location
|
gptkb:western_Montana
|
|
gptkbp:maximum_lake_area
|
over 3,000 square miles
|
|
gptkbp:maximum_lake_depth
|
over 2,000 feet
|
|
gptkbp:relatedEvent
|
gptkb:Channeled_Scablands_formation
|
|
gptkbp:relatedTo
|
gptkb:Cordilleran_Ice_Sheet
|
|
gptkbp:significance
|
caused some of the largest floods in Earth's history
|
|
gptkbp:studiedBy
|
Quaternary geology
|
|
gptkbp:volume_of_water_held
|
over 500 cubic miles
|
|
gptkbp:bfsParent
|
gptkb:Ice_Age_Floods
|
|
gptkbp:bfsLayer
|
6
|