11 apr 1880 anni - Closing Conservation

Descrizione:

Conservation movement of the frontier came to a close. The perception of abundant unexploited lands teeming with wildlife and fertile soils began to turn to one of wasted resources and inefficient use.

Resource efficiency in the use of forests, water, and rangelands that had developed separately during the prior three decades. Resource conservation came to mean the wise and efficient use of natural resoruces.

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