end-Cretaceous extinction

URI: https://gptkb.org/entity/end-Cretaceous_extinction

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:mass_extinction_event
gptkbp:alsoKnownAs	gptkb:Cretaceous–Paleogene_extinction_event gptkb:Cretaceous–Tertiary_extinction_event gptkb:K–Pg_extinction_event
gptkbp:borders	gptkb:Paleogene_period gptkb:Cretaceous_period
gptkbp:category	gptkb:Phanerozoic_extinctions events in the Cretaceous period
gptkbp:causedBy	gptkb:volcanic_activity climate change asteroid impact
gptkbp:evidence	gptkb:shocked_quartz tektites iridium layer in geological strata
gptkbp:followedBy	gptkb:Paleogene_period
gptkbp:mainImpactSite	gptkb:Chicxulub_crater
gptkbp:mainImpactSiteLocation	gptkb:Yucatán_Peninsula,_Mexico
gptkbp:occurred	approximately 66 million years ago
gptkbp:percentageOfSpeciesLost	about 75%
gptkbp:precededBy	gptkb:Cretaceous_period
gptkbp:relatedTo	gptkb:Deccan_Traps_volcanic_eruptions
gptkbp:resultedIn	extinction of non-avian dinosaurs extinction of ammonites extinction of many marine reptiles extinction of many plant species extinction of many invertebrate species
gptkbp:significance	allowed mammals to diversify major transition in Earth's biological history
gptkbp:studiedBy	geologists paleontologists
gptkbp:bfsParent	gptkb:Cretaceous_period
gptkbp:bfsLayer	6
https://www.w3.org/2000/01/rdf-schema#label	end-Cretaceous extinction