9780816058792 | 2 revised edition (Facts on File, March 1, 2006), cover price $40.00 |
About this edition: Features chronologies, biographies, glossary entries, charts, measurements, and formulas to provide information on such subjects as acid rain, air pollution, asteroids, barrier reefs, and common rocks.
9780816045860 | Facts on File, May 1, 2001, cover price $17.95 |
About this edition: Alphabetically defines Earth science terminology, collects brief biographies of noted scientists in the field, and offers a chronology of historical discoveries.
9781439533499 | Reprint edition (Paw Prints, August 11, 2008), cover price $26.95 |
About this edition: Among the topics covered are: - Acid Rain - Air Pollution - Antarctic Circle - Archoen Eon - Asteroids - Barrier Reefs - Common Rocks.