Accession Number AVA03477-VM00
Title Great Sand Dunes.
Publication Date 1994
Media Count 1AV-Beta 2 - 1 cassette
Personal Author N/A
Abstract Shows the 700-foot high dunes in their endless cycle of building and decaying, and explains in lay terms the geologic reasons for the dunes.
Keywords Audiovisual aids
Ecosystems
Geology
National parks
Outdoor recreation
Sand dune ecology
Visitors
 
Please call 1-800-553-6847 or 703-605-6000 to order (NTIS Order Number AVA03477-VM00).
Source Agency National Park Service - Audiovisual
NTIS Subject Category 48F - Geology & Geophysics
48B - Natural Resource Management
91L - Recreation
Corporate Author National Park Service, Washington, DC.
Document Type Audiovisual
Title Note N/A
NTIS Issue Number 9924
Contract Number N/A

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