The Grand Canyon’s 2-Billion-Year Staircase
Descend into the Grand Canyon, recording the full sequence of strata from top to bottom—a story that takes you from 270-million-year-old limestone formed in a shallow sea to basement rocks that record a mountain-building saga from 1.7 billion years ago..
Gespeichert in:
- Format:
- Elektronisch Film
- Sprache:
- Englisch
- Veröffentlicht:
-
[San Francisco, California, USA] :
The Great Courses,
2015.
Kanopy Streaming, 2016.
- Zusammenfassung:
-
Descend into the Grand Canyon, recording the full sequence of strata from top to bottom—a story that takes you from 270-million-year-old limestone formed in a shallow sea to basement rocks that record a mountain-building saga from 1.7 billion years ago..
- Umfang:
-
1 online resource (streaming video file) (35 minutes): digital, .flv file, sound
Mode of access: World Wide Web. - Anmerkungen:
-
In Process Record.
Title from title frames.
Film - Spieldauer:
- 00:34:25
- Format Details:
- Mode of access: World Wide Web.
- Schlagworte:
- Links: