Water through solid Earth
Follow rock hydration, dehydration during subduction and the return of water through volcanism.
Follow rock hydration, dehydration during subduction and the return of water through volcanism.

Annual surface temperature from CESM (T): a model estimate, not a direct observation of the past.
0 Ma: pre-industrial climate/CO₂; modern sea-level and O₂ references.
Glacial-interglacial cycles with 120m+ sea level swings. Homo sapiens spread from Africa across the globe, and most megafauna went extinct.
Annual model means · 0 Ma: pre-industrial
Present