Arther Holmes (1 janv. 1930 – 1 janv. 1931)
Description:
In 1930 Holmes suggested the idea of convection currents that the plates ride on. This provides more evidence for Wegeners theory of continental drift.Ajouté au bande de temps:
Date:
1 janv. 1930
1 janv. 1931
~ 12 months