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7 gen 1962 anni - Harry H. Hess

Descrizione:

Harry Hess created the theory of sea floor spreading. He discovered that the ocean was shallow in the middle and called it Mid Ocean Ridges.

Aggiunto al nastro di tempo:

Tectonic Plates Timeline: Kyle Klodnick

ByKyle Klodnick
11 gen 2018

Data:

7 gen 1962 anni
Adesso
~ 62 years ago
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