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1 Jan 1929 Jahr - Arthur Holmes

Beschreibung:

Arthur's Theory is that the mantle goes under thermal convection. As magma is heated it tends to rise and then it cools and sinks again. At the time it received very little attention.

Zugefügt zum Band der Zeit:

Theory

ByRosielle
12 Nov 2017
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0
539

Datum:

1 Jan 1929 Jahr
Jetzt
~ 96 years ago
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