gptkb:Permian-Triassic_extinction
|
252 million years ago
|
gptkb:Brunhes–Matuyama_reversal
|
781,000 years ago
|
gptkb:Great_Dying
|
252 million years ago
|
gptkb:Eocene–Oligocene_extinction_event
|
33.9 million years ago
|
gptkb:Kellwasser_Event
|
372 million years ago
|
gptkb:Chicxulub_asteroid_impact
|
66 million years ago
|
gptkb:Snowball_Earth_glaciations
|
720 to 635 million years ago
|
gptkb:Cretaceous-Tertiary_extinction_event
|
66 million years ago
|
gptkb:Cretaceous–Paleogene
|
66 million years ago
|
gptkb:end-Guadalupian_extinction
|
260 million years ago
|
gptkb:Big_Bang_Catastrophe
|
13.8 billion years ago
|
gptkb:Big_Bang_event
|
13.8 billion years ago
|
gptkb:Last_Glacial_Maximum_(LGM)
|
26,500 to 19,000 years ago
|
gptkb:Snowball_Earth_event
|
720 to 635 million years ago
|
gptkb:Eocene-Oligocene_transition
|
33.9 million years ago
|
gptkb:end-Triassic_extinction
|
201 million years ago
|
gptkb:Eocene–Oligocene_transition
|
33.9 million years ago
|
gptkb:Pleistocene-Holocene_transition
|
11,700 years ago
|
gptkb:Permian-Triassic_extinction_event
|
252 million years ago
|
gptkb:Paleoproterozoic_glaciations
|
2.4 to 2.1 billion years ago
|