Down to earth /

Surface conditions of the planets Venus and Mars are compared with those of Earth, and scenes of Earth's living landscapes lead into a discussion of how unique Earth truly is. Major topics addressed in the series, including plate tectonics, natural resources, seismology, and erosion, are introd...

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Bibliographic Details
Corporate Authors: INTELECOM Intelligent Telecommunications (Firm), Annenberg/CPB
Other Authors: Sadd, James, Gilfillan, David
Format: Electronic Video
Language:English
Published: South Burlington, Vt. : Annenberg/CPB, ©1992.
Series:Earth revealed ; 1.
Subjects:
Online Access: Full text (Emmanuel users only)