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1 gen 1950 anni - ocean map

Descrizione:

Using the process of Eco sounding Bill Hazen maps the ocean floor finding a 40,000Km mountain range that connects all the oceans together.

Aggiunto al nastro di tempo:

Tectonic plates

23 ore fa

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21

Data:

1 gen 1950 anni

Adesso

~ 75 years ago

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