State of the Environment the state of the world environment

State of the Environment the state of the world environment

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Dades bibliogràfiques
Autor principal: United Nations Environmental Program
Format: Llibre
Idioma:English
Publicat: Nairobi, Kenya United Nations Environmental Program 1987.
Matèries:
Environmental protection > Congresses.
Environmental policy > Congresses.
Health > Environmental aspects.