Ten parks in jeopardy
Subtitle: NPCA's 1999 list of ten most endangered national parks : a report
By: by the National Parks and Conservation Association.
Contributors: National Parks and Conservation Association.
Series: NPCA policy papers
Publisher: National Parks and Conservation Association
Published: 1999
Place of publication: Washington, DC
Language: eng
Number of pages: 36
Subjects: National parks and reserves -- United States.
Notes: "April 1999."