Cryogenian(cold birth) (1 jan 720000000 ano antes da era comum – 1 jan 635000000 ano antes da era comum)

Descrição:

The Cryogenian period is characterized by extensive glaciations, often referred to as 'Snowball Earth.' It was a time of global cooling and widespread ice cover, with evidence suggesting that much of the planet's surface may have been covered in ice.

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