6 janv. 1968 - Dan McKenzie
Description:
McKenzie's theory is that the lithosphere is divided into a few dozen plates that move across the earth’s surface relative to eachother . He wondered since he was young what happened to the the Continents and how they fit together like a puzzle.Ajouté au bande de temps:
Date:
6 janv. 1968
Maintenaint
~ Il y a 57 ans