Tag: hawaii
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…
Recent lava from the Hawaii hotspot is believed to result from intense chemical interactions in the Earth’s mantle
The lavas produced in the volcanoes of certain hot spots have a particularity: they are rich in CO2 and carbonates. The rocks resulting from these magmas are what are called…