===Meaning===A ""volcanic eruption"" is a forceful explosion of volcanic material such as #Redirect [[steamVolcanic Eruption]], [[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]].