3 lugl 1968 anni - Dan Mckenzie's Theory of Plate Tectonics In 1968, Dan Mckenzie tied together the theories of seafloor spreading and continental drift under a single theory - 'plate tectonics'. He proposed that the crust was partitioned into plates, which interacted with each other, creating phenomena such as volcanoes, mid-ocean ridges and trenches.
Aggiunto al nastro di tempo:
Data:
3 lugl 1968 anni
Adesso
~ 57 years ago