Toarcian Oceanic Anoxic Event

GPTKB entity

Statements (25)
Predicate Object
gptkbp:instanceOf gptkb:geological_formation
gptkb:oceanic_anoxic_event
gptkbp:causedBy volcanism
Karoo-Ferrar large igneous province
greenhouse warming
gptkbp:characterizedBy black shale deposition
widespread marine anoxia
gptkbp:endDate about 174 million years ago
gptkbp:location global oceans
gptkbp:namedAfter Toarcian age
gptkbp:notableFor major biotic crisis
organic-rich sediment accumulation
gptkbp:occurredIn gptkb:Early_Jurassic
Toarcian age
gptkbp:resultedIn ocean acidification
carbon isotope excursion
marine extinctions
gptkbp:startDate about 183 million years ago
gptkbp:studiedIn stratigraphy
paleoclimatology
gptkbp:bfsParent gptkb:Toarcian_stage
gptkb:Toarcian
gptkb:Early_Jurassic_period
gptkbp:bfsLayer 8
https://www.w3.org/2000/01/rdf-schema#label Toarcian Oceanic Anoxic Event