Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
scientific theory
|
| gptkbp:alsoKnownAs |
gptkb:K-Pg_extinction_hypothesis
|
| gptkbp:alternativeTo |
gptkb:Deccan_Traps_volcanism
multiple impact events |
| gptkbp:associatedWith |
gptkb:Chicxulub_crater
|
| https://www.w3.org/2000/01/rdf-schema#label |
K-T extinction hypothesis
|
| gptkbp:namedAfter |
gptkb:Cretaceous–Tertiary_boundary
|
| gptkbp:proposedBy |
gptkb:Luis_Alvarez
gptkb:Walter_Alvarez |
| gptkbp:proposesCause |
gptkb:volcanic_activity
climate change asteroid impact sea level fall |
| gptkbp:proposesCauseOf |
extinction of ammonites
extinction of many marine reptiles mass extinction of non-avian dinosaurs |
| gptkbp:relatedTo |
gptkb:Cretaceous–Paleogene_extinction_event
|
| gptkbp:studiedIn |
gptkb:astronomy
geology paleontology |
| gptkbp:supportedBy |
gptkb:iridium_anomaly
gptkb:shocked_quartz global layer of clay tektites |
| gptkbp:yearProposed |
1980
|
| gptkbp:bfsParent |
gptkb:Luis_W._Alvarez
|
| gptkbp:bfsLayer |
6
|