Timeline of Environmental History - 1,000,000,000 Ya

1,000,000,000 Ya

1 Ga

• Evo : multicellular life

1.1 Ga

• Geo : Rodinia Supercontinent : Forms

800 Ma

• Clima: Cryogenian Ice Age : Begins

750 Ma

• Geo : Rodinia Supercontinent : Splits

635 Ma

• Clima : Cryogenian Ice Age : Ends