Changes

A ""'''volcanic eruption"" ''' is a forceful explosion of volcanic material such as [[steam]], [[natural gas]]es, [[lava]] and rocks into the air that often damages the [[environment]] local to the [[volcano]]. """'''volcanic eruption"""'''s are often caused by movement in the earth's [[tectonic plate]]s that allows [[magma]] to rise to the surfaces of the earths's [[crust]].