5 months ago
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The Grand Canyon is super-wide and super-deep, which might make you think that the Colorado River, which carved it, is particularly old or powerful. Or at least that's what I thought.
LEARN MORE
To learn more about this topic, start your googling with these keywords:
- Canyon: a deep gorge, typically one with a river flowing through it.
- River equilibrium: a state in which a river's water flow and sediment transport are balanced.
- River incision: a natural process where a river cuts downward into its bed, deepening the channel
- Tectonic uplift: the geological process that occurs when the Earth's surface rises due to tectonic forces, such as plate movements or volcanic activity.
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CREDITS
Cameron Duke | Script Writer, Narrator and Director Lizah van der Aart | Storyboard Artist Sarah Berman | Illustration, Video Editing and Animation Nathaniel Schroeder | Music
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Lizah van der Aart • Sarah Berman • Cameron Duke Arcadi Garcia i Rius • David Goldenberg • Melissa Hayes Alex Reich • Henry Reich • Peter Reich Ever Salazar • Leonardo Souza • Kate Yoshida
OTHER CREDITS
Panoramic view of Colorado River, Marble Canyon Credit: iStock via Getty Images
Canyon Cotahuasi, Peru Credit: rchphoto/iStock via Getty Images
Yarlung Tsangpo River in mountain gorge, Brahmaputra, highlands of Tibet, China, Asia Credit: imageBROKER/Bernd Bieder via Getty Images
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REFERENCES
Beywater-Reyes, Sharon. “Technical Help.” Received by Cameron Duke.
Bierman, Paul R. Key Concepts in Geomorphology. S.L., W H Freeman, 2019.
Karlstrom, Karl. “Email Questions.” Received by Cameron Duke.
National Park Service. “Geology - Grand Canyon National Park (U.S. National Park Service).” Nps.gov, National Park Service, 2016, www.nps.gov/grca/learn/nature/grca-geology.htm
Roberts, G. G., et al. “An Uplift History of the Colorado Plateau and Its Surroundings from Inverse Modeling of Longitudinal River Profiles.” Tectonics, vol. 31, no. 4, Aug. 2012, p. n/a-n/a, https://doi.org/10.1029/2012tc003107
“The Dizzying Depths of Cotahuasi Canyon.” Nasa.gov, NASA Earth Observatory, 7 Feb. 2018, earthobservatory.nasa.gov/images/91686/the-dizzying-depths-of-cotahuasi-canyon
“Yarlung Tsangpo: The Everest of Rivers.” Earthobservatory.nasa.gov, 2 Mar. 2013, earthobservatory.nasa.gov/images/80558/yarlung-tsangpo-the-everest-of-rivers
