Caring for the earth.

Caring for the earth.

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מידע ביבליוגרפי
Corporate Authors: International Union for Conservation of Nature and Natural Resources, World Wide Fund for Nature, United Nations Environment Programme
פורמט: ספר
שפה:English
יצא לאור: Gland, Switzerland IUCN-the World Conservation Union ; United Nations Environment Programme : World Wide Fund for Nature c1991.
נושאים:
Human ecology.
Nature conservation.
Sustainable development.