State of the Environment the state of the world environment

State of the Environment the state of the world environment

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Detalles Bibliográficos
Autor principal: United Nations Environmental Program
Formato: Libro
Lenguaje:English
Publicado: Nairobi, Kenya United Nations Environmental Program 1987.
Materias:
Environmental protection > Congresses.
Environmental policy > Congresses.
Health > Environmental aspects.