Arctic Ocean Anomalies

‘Atlantification’ of Arctic sea tipping it towards new climate regime Scientists are keeping a close eye on the Beaufort Gyre In a Spin:

Extinction Events in Earth History and Today

Flood basalts and mass extinctions – ancient hyperthermals as analogs for anthropogenic climate change.  Oceanic Anoxic Event (OAE) and mass extinctions are considered to be hyperthermals