Keiter, Robert B.,  1946- <br/><br/>
To conserve unimpaired :  the evolution of the national park idea / 
Robert B. Keiter. 
 - xix, 343 pages ;  23 cm 
<br/><br/>What is a national park? -- "Nature's cathedral": a wilderness sanctuary -- "A pleasuring ground": tourism in the wild -- "The nation's playground": recreating in paradise -- "A commercial commodity": putting nature on sale -- "Ancestral lands": nature, culture, and justice -- "Nature's laboratory": experimentation and education -- "Fountains of life": an (imperfect) wildlife reserve -- "A vital core": ecosystem scale conservation -- "Growing the system": new parks and new strategies -- Nature conservation in a changing world. 
<br/><br/><label>ISBN: </label>9781597266598 1597266590 9781597266604 1597266604 
<br/><br/><label>LCCN: </label>2012041661 
<br/><br/><label>Subjects--Topical Terms: </label><br/>National parks and reserves--Philosophy.--United States<br/>Nature conservation--Philosophy.--United States<br/>National parks and reserves--Government policy--United States.
<br/><br/><label>LC Class. No.: </label>SB481.6  / .K45 2013 
<br/><br/><label>Dewey Class. No.: </label>363.6/8