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Landslides, Rockfalls, Mudflows, Debris Flows


Debris Flows
Debris Flows
Debris Flows are moving masses of loose mud, sand, soil, rock and water.
Landslides
Landslides
Landslides A USGS fact sheet about landslides and events that trigger them.
Rockfall Photos
Rock Fall Photos
Yosemite Rockfall Photos A photo sequence of a rockfall and debris avalanche by Herb Dunn.
Geology Tools
Geology Tools
Geology Tools - Hammers, field bags, hand lenses, maps, hardness picks, gold pans.
Largest Landslides
Largest Landslides
Largest Landslides Heart Mountain and Storegga - Earth*s largest known landslides.
Yosemite Rockfall
Yosemite Rock Fall Hazards
Yosemite Rockfall Hazards Learn what the Park Service is doing to reduce rockfall hazard.
Largest Tsunami
Largest Tsunami
Largest Tsunami The wave with the highest run-up was triggered by a rockfall.
Volcanic Mudflows
Lahars - Volcanic Mudflows
Lahars are mudflows that are composed of volcanic debris and water.
Debris Flow Hazards
Debris Flow Hazards
Debris Flow Hazards Rapid landslides that can attain speeds over 30 miles per hour.
Saidmarreh Landslide
Saidmarreh Landslide
Saidmarreh Landslide, Iran One of the world*s largest slides - over five cubic miles of debris!
Landslide Insurance
Landslide Insurance
Homeowners Insurance and Landslides Most policies do not cover landslide damage.