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Students from the University of Arizona learn the principles of Hydrology from USGS professionals, taking discharge measurements from the Sabino Canyon Dam. Videographer: Megan Petersen, USGS.
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Download at: [ Ссылка ]
Students from the University of Arizona learn the principles of Hydrology from USGS professionals, taking discharge measurements from the Sabino Canyon Dam. Videographer: Megan Petersen, USGS.