Hotspot volcanoes

What’s new in Madagascar? Why are there volcanoes on an island that is not close to any tectonic boundary? –ScienceDaily

Madagascar, the large island off the east coast of Africa with lemurs and baobabs, is believed to be sitting in the middle of an ancient tectonic plate, and therefore, according to the rules of plate tectonics, should be tectonically calm: few earthquakes and no volcanoes. But it’s not. The island has been away from tectonic […]