What are island arcs and how are they formed?

The Ryukyu Islands form an island arc. An island arc is a type of archipelago, often composed of a chain of volcanoes, with arc-shaped alignment, situated parallel and close to a boundary between two converging tectonic plates. read more

You take a group of individuals and isolate them- usually sticking them on an island somewhere- and give them a situation where they ‘should’ work together and explore the conflicts that arise. read more

Formation of island arc The leading edge of the oceanic plate begins to melt as it is forced deep into the crust and upper mantle. The melting plate feeds magma chambers that supply volcanic islands that form an arc when the molten rock erupts onto the ocean floor of the overriding plate. read more