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Welcome to the IRIS Image Gallery - a diverse collection of photographs and visuals that encompass the range and breadth of seismology and the seismological community.

Please browse through our albums. These low and medium-resolution images can be freely used for personal and educational/academic purposes, but we request you recognize the image contributor by including in your product or presentation the credit displayed with each image.

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A Century of Earthquakes Poster

IRIS Image Gallery » General Resources » IRIS Posters » A Century of Earthquakes Poster
Poster and images from the Century of Earthquakes poster. If you would like a copy of this poster, please visit: http://www.iris.edu/hq/publications/posters

Photos

A Century Of Quakes Poster
A Century Of Quakes Poster
Arrival First Wave Stretched
Arrival First Wave Stretched. Part of A Century of Earthquakes poster
Bar Chart
Bar Chart. Part of A Century of Earthquakes poster. The fault sizes of more recent damaging earthquakes in California are small compared to the 1906 earthquake and tiny in comparison to the Sumatra earthquake.
Cumulative Moment Mag
Cumulative Moment Mag. Part of the Century of Earthquakes Poster. Between 1906 and 2006 about half of all global moment release occurred in just three great earthquakes: Sumatra (2004), Alaska (1964) and Chile (1960).
Fence Figure
Fence Figure. Part of the Century of Earthquakes poster.<br />Motion of a fence crossing the San Andreas fault before and during an earthquake. The elastic rebound model of earthquakes assumes that between earthquakes, material on the two sides of a
Great Quakes Map
Great Quakes Map. Part of the Century of Earthquakes poster.
Juan de Fuca Diagram
Juan de Fuca Diagram. Part of the Century of Earthquakes poster.
Juan de Fuca Diagram (illustration)
Juan de Fuca Diagram. Part of the Century of Earthquakes poster.
Juan de Fuca Map
Juan de Fuca Map. Part of the Century of Earthquakes poster.
Earthquakes with vertical dip
Earthquakes with vertical dip. Part of the Century of Earthquakes poster. Earthquakes that have a vertical dip, like the 1906 San Francisco earthquake, generally have a smaller fault area and less of it in the area where stress builds. In contrast, subduc
New trench cycle
New trench cycle. Part of the Century of Earthquakes poster. An earthquake occurs when the accumulated stresses on the fault exceed the fault strength. Beneath Sumatra, the overriding plate that had been dragged down since the last major earthquake reboun
Pie Chart
Pie Chart. Part of the Century of Earthquakes poster. The energy release of the 1906 earthquake is barely visible in the above plot of seismic energy released during the past century.
San Andreas
San Andreas. Part of the Century of Earthquakes poster. The San Andreas fault in the Carrizo plain in California, seen from the southeast. Note the displacement of stream gullies as the rocks on the left side of the fault have moved to the right (north).
Seismogram Compare
Seismogram Compare. Part of the Century of Earthquakes poster.

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