  1993 - Herausforderung Weltklima Ozonloch Globale Erwrmung Und Saurer Regen [German Edition] (Hardcover) ISBN-13: 9783860250853 ISBN-10: 386025085X ?  1990 - The Changing Atmosphere a Global Challenge (Hardcover) → Paperback ISBN-13: 9780300033816 ISBN-10: 0300033818 Genres: Nonfiction, Science & Math ?  1990 - The Changing Atmosphere a Global Challenge (Paperback) → Hardcover ISBN-13: 9780300056648 ISBN-10: 0300056648 Genres: Nonfiction, Science & Math, Engineering & Transportation ? |
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