State of the environment the state of the world environment.

State of the environment the state of the world environment.

Alle Versionen (2)
Bibliographische Detailangaben
Körperschaft: United Nations Environmental Program
Format: Buch
Sprache:English
Veröffentlicht: Nairobi, Kenya UNEP c1986.
Schriftenreihe:UNEP/GC 14/5-
Schlagworte:
Environmental protection > Congresses.
Environmental policy > Congresses.
Health > Environmental aspects.