This production, originally designed for IMAX theaters, illustrates the evolution of planet Earth over four billion years. Geologic studies of global plate tectonics, continental drift, sea floor spread, subduction, continental collisions, lateral grindi ng, earthquakes and the Surtsey undersea volcano are surveyed. Practical benefits from studying plate tectonics are noted. DVD includes English subtitles. Filmmaker George Casey; narrator Malachi Throne. Graphic Films Coropration. Closed captioned.