Toarcian Oceanic Anoxic Event
GPTKB entity
Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
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
|
| https://www.w3.org/2000/01/rdf-schema#label |
Toarcian Oceanic Anoxic Event
|
| 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
|
| gptkbp:bfsLayer |
7
|