Tag: terrestrial globe
How is a new ocean born?
On Earth, no ocean is more than 200 million years old, testifying to the great cyclicity of tectonic processes. Very regularly, some oceans close while others open up. But how…
Plate tectonics: for continents too, rupture can be difficult
Continental breakup is one of the fundamental processes of plate tectonics. While some continents seem to accept divorce quite easily, breaking up is much more difficult for others. You will…
For the continents too, the break can be difficult
Continental breakup is one of the fundamental processes of plate tectonics. While some continents seem to accept divorce quite easily, breaking up is much more difficult for others. You will…
50 million years ago, the Pacific plate suddenly changed direction. Why ?
In the Pacific, the route of the Hawaii-Emperor volcanic chain has long been used as an indisputable witness to the movement of tectonic plates. However, it shows that a major…