The Cryogenian (pronounced / k r aɪ oʊ ˈ dʒ ɛ n i ə n /, from Greek cryos "cold" and genesis "birth") is a geologic period that lasted from . It forms the ...
Cryogenian period. A succession of incredibly harsh ice ages waxed and waned during the Cryogenian. It is nicknamed Snowball Earth as it's been suggested that the ...
CRYOGENIAN: THE PROTEROZOIC EON (Cryogenian Period) 850 to 635 Million Years Ago. The Age of "Snowball Earth" The Sturtian and Marinoan Global Ice Ages.
Cryogenian period is the 2nd geologic period of the Neoproterozoic Era, after the Tonian and before the Ediacaran. This period took place between 850-635mya (million ...
Cryogenian is part of WikiProject Geology, an attempt at creating a standardized, informative, comprehensive and easy-to-use geology resource. If you would like to ...
Abstract: The Cryogenian Period is characterized by evidence for at least two prolonged episodes of widespread, even global, glaciation and the contemporaneous
An intro to the Proterozoic era, includes a review of each of the geological sub-divisions and the various forms of life that lived during this time
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Climate Edit. The name of the geologic period refers to the very cold global climate of the Cryogenian: characteristic glacial deposits indicate that Earth suffered ...
The Cryogenian is a geological period, from ~850 million years ago (mya) to 635 mya. It lies in the middle Proterozoic eon before the Ediacaran period.