Our earth. Pushing and shoving /

Volcanoes and earthquakes are only part of a bigger picture. Tectonic forces also push continents around and cause mountains to be uplifted. The crust recycles itself. The lighter rocks of the continents float on the heavier rocks of the mantle.

Bibliographic Details
Main Author:	Beilby, Dick (Author, Producer)
Other Authors:	Kelly, Karina (Narrator)
Format:	Video
Language:	English
Language Notes:	In English.
Published:	[Place of publication not identified] : Australian Broadcasting Corporation, 2003.
Series:	Academic Video Online
Subjects:	Earthquakes. Volcanoes. Earth (Planet) > Internal structure. Plate tectonics. Seismology. Earthquakes Tremblements de terre. Volcans. Tectonique des plaques. Sismologie. Plate tectonics Seismology Volcanoes Documentaries and Factual Films documentary film. Documentary films Educational films Short films Documentary films. Educational films. Short films. Documentaires. Films éducatifs. Courts métrages.
Online Access:	Connect to this streaming video (Alexander Street Press)