This Old Planet

The most ambitious space project underway at NASA today is the study of a planet we know very little about -- Earth. This edition of Common Ground features the director of NASA's Mission to Planet Earth discussing what the space agency is doing to increase humanity's knowledge of our home planet.

Tapes, transcripts, and more information on Common Ground is available by calling 1-800-825-5746 or by sending e-mail to 72120.2150@CompuServe.COM

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