6Th Millennium Bc

(7th millennium BC6th millennium BC5th millennium BCother millennia)

Events

Environmental changes

  • circa 5600 BC – According to the Black Sea deluge theory, the Black Sea floods with salt water. Some 3000 cubic miles (12,500 km³) of salt water is added, significantly expanding it and transforming it from a fresh-water landlocked lake into a salt water sea.

Inventions, discoveries, introductions

Cultural landmarks

-4 -4

 

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