PubTalk — When Rocks Fall and the Land Slides

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Detailed Description

Hear why California makes an ideal environment for landslides North face

By Gerald F. Wieczorek, Geological Engineer, and
Raymond C. Wilson, Landslide Geologist

  • Hear why California makes an ideal environment for landslides North face
  • Learn about rock falls, debris flows, and other landslides Rocks fall
  • There have been more than 500 documented rock falls and other slope failures in Yosemite National Park what triggers these? How do park rangers deal with this hazard?
  • John Muir gave a remarkable account of an 1872 rock fall in Yosemite Valley
  • Large rock falls in Yosemite can generate air blasts potentially dangerous to campers and hikers
  • How did ancient glaciers help create the rock-fall hazard in Yosemite? ascent

Details

Image Dimensions: 320 x 240

Date Taken:

Length: 00:58:35

Location Taken: Menlo Park, CA, US

Transcript

Contact wmcesic@usgs.gov for transcript.