"Although the modern principles of conservation are widely understood, the evolution of the movement is not. A lack of historic perspective is often evident in the writing and policies of practicing conservationists."
Conservation des ressources naturelles États-Unis.
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This is a placeholder reference for a Topic entity, related to a WorldCat Entity. Over time, these references will be replaced with persistent URIs to VIAF, FAST, WorldCat, and other Linked Data resources.