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Historical rock falls in Yosemite National Park, California
(1857-2011)


from USGS and the National Park Service

The U.S. Geological Survey and the U.S. Department of the Interior, along with the National Park Service, have prepared a report offering a brief summary of previous and current work on documenting rock falls in Yosemite National Park. It then describes each of the organizational categories in the inventory database, including event location, type of slope movement, date, volume, relative size, probable trigger, impact to humans, narrative description, references, and environmental conditions. more


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