16 agos 1912 año - Alfred Wegener, 1912 (TOPIC 2)
Descripción:
Wegener noticed how all the continents come together to form what we call Pangaea. He came up with the theory of Continental Drift, but was unable to find evidence to back it up.
SOURCE 2
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fecha:
16 agos 1912 año
Ahora mismo
~ 113 years ago
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