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Ask Isaac Asimov?

Ask Isaac Asimov?

Auteur: Isaac Asimov

Nombre de pages: 24 pages

ISBN: 0431076561, 9780431076560

Edition: Heinemann Library

Date de publication: Heinemann Library

Description: Describes the ozone layer and its ongoing destruction and explains what can be done to help solve the problem. Suggested level: primary, intermediate.

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