From conservation to ecology the development of environmental concern

From conservation to ecology the development of environmental concern

Bibliografiske detaljer
Hovedforfatter: Pursell, Carroll W.
Format: Bog
Sprog:English
Udgivet: New York Crowell 1973.
Serier:Problem studies in American history
Fag:
Environmental policy > United States.
Ecology > United States.
Natural resources > United States.