Deep TimeCosmos & Earth

Spread of African savannas

8 million years agoNotable

A cooling, drying climate opens up grasslands in East Africa, favoring new ways of moving and foraging.

Longest chain: The Big Bang → First stars ignite → Supernovae seed heavy elements → The Sun forms → Earth forms → First oceans → First life → Photosynthesis evolves → Great Oxidation Event → Complex cells (eukaryotes) → Multicellular life → Plants colonize land → Insects appear → Flowering plants → Grasses appear → Spread of African savannas

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The Emerald Planet ↗