Earthwatch, an in-depth review
By: United Nations Environment Programme.
Contributors: United Nations Environment Programme.
Series: UNEP report ;; no. 1, 1981; UNEP report ;; 1981, no. 1.
Publisher: UNEP
Published: 1981
Place of publication: Nairobi
Language: eng
Number of pages: 78
Subjects: United Nations Environment Programme.; Environmental impact analysis.; Environmental policy.; Natural resources.
Notes: Includes bibliographical references.
Includes supplement (3 v.)