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# Explore Search:  Grand Canyon National Park

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publication        January 30, 2024        Changes in sand storage in the Colorado River in Grand Canyon National Park from July 2017 through June 2020

slideshow        September 23, 2021        Grand Canyon National Park - Historic Tour

Supporting material        July 8, 2019        Powell in Grand Canyon National Park

Photography        May 1, 2023        Photographs of archaeological sites with physical degradation from erosion along the Colorado River, Grand Canyon National Park

Photography        December 21, 2022        Cover of USGS Open-File Report, Terrestrial Lidar Monitoring of the Effects of Glen Canyon Dam Operations on the Geomorphic Condition of Archaeological Sites in Grand Canyon National Park, 2010–2020

slideshow        September 23, 2021        Grand Canyon National Park - North Rim Tour

slideshow        September 23, 2021        Grand Canyon National Park - South Rim Tour

slideshow        September 23, 2021        Grand Canyon National Park: Phantom Ranch Tour - 1

slideshow        September 23, 2021        Grand Canyon National Park: Phantom Ranch Tour - 2

Photography        May 1, 2019        An archaeological site in Grand Canyon National Park with nearby gully erosion

slideshow        September 23, 2021        Grand Canyon National Park: Colorado River Raft Tour - 1

slideshow        September 23, 2021        Grand Canyon National Park: Colorado River Raft Tour - 2

slideshow        September 23, 2021        Grand Canyon National Park: Colorado River Raft Tour - 3

slideshow        September 23, 2021        Grand Canyon National Park: Colorado River Raft Tour - 4

Photography        December 2, 2010        A National Park Service employee holds a brown trout in Grand Canyon

Photography        February 19, 2023        Low Earth Orbit satellite receiver at 61-mile gaging station, upstream of the confluence with the Little Colorado River, Grand Canyon National Park

publication        June 30, 2023        Utilizing anthropogenic compounds and geochemical tracers to identify preferential structurally controlled groundwater pathways influencing springs in Grand Canyon National Park, Arizona, USA

Science Snippet        June 28, 2023        Archaeological sites in Grand Canyon National Park eroding following six decades of Glen Canyon Dam operations

Photography        October 1, 2010        A view of the Colorado River, Phantom Ranch and Bright Angel Creek in Grand Canyon National Park

Photography        May 19, 2019        Grand Canyon National Park Historic River Boat Collection

Photography        November 20, 2012        A weir across Bright Angel Creek in Grand Canyon National Park to prevent non-native fish passage back upstream

Photography        February 1, 2023        Low Earth Orbit satellite receiver next to Geostationary satellite receiver at 61-mile gaging station, Grand Canyon National Park

Photography        April 14, 2002        Rio Grande and Cliffs in Boquillas Canyon, Big Bend National Park

General        February 26, 2021        Geology of Grand Canyon National Park

publication        August 18, 2021        Strandlines from large floods on the Colorado River in Grand Canyon National Park, Arizona

General        April 21, 2020        Grand Canyon National Park

Photography        February 1, 2023        A raft on a science field trip on the Colorado River in Grand Canyon

General        April 21, 2020        Ecology of Grand Canyon National Park

publication        February 28, 2019        U.S. Geological research at Grand Canyon National Park:  A century of collaboration

publication        July 29, 2014        Colorado River campsite monitoring, Grand Canyon National Park, Arizona, 1998-2012

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