The solid outer zone of the earth comprising the crust and the upper layer of the mantle.
Cascadia subduction zone: two contrasting models of lithospheric structure [ More info] Summary of an investigation of the Cascadia subduction zone with detailed density-modeling experiments of the crust and mantle along two transects across Vancouver Island and the Canadian margin and the other on the margin of central Oregon.
Seabed Observation and Sampling System (SEABOSS) [ More info] Link to PDF fact sheet describing the SEABASS system that collects seabed images and sediment samples in coastal regions.
This dynamic planet: World map of volcanoes, earthquakes, impact craters, and plate tectonics [ More info] Online world map with booklet (PDF format) giving an account of plate tectonics, volcanology, earthquake activity, and impact craters.
U.S. Atlantic East Coast [ More info] Atlantic East Coast interactive map with GIS datasets and sonar imagery.
U.S. Gulf of Mexico Shoreline Change [ More info] Interactive map of the Gulf of Mexico coast reflecting shoreline changes.
What is an Ocean Bottom Seismometer? [ More info] Description and uses of the Ocean Bottom Seismometer; a self contained data-acquisition system which free falls to the ocean floor and records seismic data generated by airguns and earthquakes.
Alphabetical Index of Topics
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