Datasets
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Erosional Landforms Images
The hydrologic system, which includes all possible paths of motion of Earth's near-surface fluids including air and water, is largely responsible for the variety of landforms... -
Seismic Creep, USA Images
Seismic creep is the constant or periodic movement on a fault as contrasted with the sudden rupture associated with an earthquake. It is a usually slow deformation of rock... -
November 1980 Campania, Italy Images
The magnitude 6.8 earthquake killed over 3,000, injured 7,750, and caused severe property damage. An additional 1,575 were reported missing and presumed dead. 250,000 were... -
April 1906 San Francisco, USA Images
The 1906 San Francisco earthquake was the largest event (magnitude 8.3) to occur in the conterminous United States in the 20th Century. Recent estimates indicate that as many as... -
September 1985 Mexico City, Mexico Images
The magnitude 8.1 earthquake occurred off the Pacific coast of Mexico. The damage was concentrated in a 25 square km area of Mexico City, 350 km from the epicenter. The... -
Slumps and Subsidence Images
The slopes above streams and rivers are subjected to a variety of processes that cause them to recede and retreat from the river or stream channel. These processes, collectively... -
March 1964 Prince William Sound, USA Images
The Prince William Sound magnitude 9.2 Mw earthquake on March 28, 1964 at 03:36 GMT (March 27 at 5:36 pm local time), was the largest U.S. earthquake ever recorded and the... -
April 1992 Cape Mendocino, USA Images
On April 25, 1992 at 11:06 am local time (April 25 at 18:06 GMT), a magnitude 7.1 earthquake occurred in the Cape Mendocino area. Two additional earthquakes, magnitudes 6.6 and... -
Mudflows and Earthflows Images
The slopes above streams and rivers are subjected to a variety of processes that cause them to recede and retreat from the river or stream channel. These processes, collectively...