Deep Time Timeline

● Point Event　◆ SpanGeologyLifeExtinctionClimateHuman

4.6 Ga — now Span 4.6 Ga

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Ga = billion years before present · Ma = million years before present · Ka = thousand years before present

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Events in current view (17)Collapse ▴

Tree of Life39 taxa

Tree of Plants21 taxa

Theories & Hypotheses37 items