Branch of geology concerned with the composition, geologic history, and earth processes of the ocean floor and the continental margin.
usSEABED (marine sediment and rock distribution) [ More info] Data on sediment and rock distributions in the waters off the United States, shown using an internet map service with links to downloadable data files
An overview of coastal land loss with emphasis on the southeastern United States [ More info] Comprehensive background information on coastal land loss, discussing the influence of waves and storms, the intrinsic characteristics of the shoreline materials, and the role of human activities.
Coastal change hazards digital library [ More info] Online catalog of reports and data on coastal change hazards, indexed by author, agency, project, location, feature type, and topic
Corals as climate recorders [ More info] Shows how coral reef specimens are collected, the type of information gained from them, and the methods by which they are measured and studied to understand recent (past few centuries) changes in climate.
Cruise report by Coastal Surveyor Cruise C-1-99-SC: multibeam mapping of the Long Beach, California, continental shelf [ More info] Description of the work and results of a cruise by the Pacific Sea Floor Mapping project to map the Long Beach, California continental shelf based on data from high-resolution multibeam technology.
Early results from the Northern Gulf of Mexico Ecosystem Change and Hazard Susceptibility Project [ More info] A coordinated set of studies shows development of coastal features, aspects of marine water quality, and impacts of hurricanes along this section of important coastline.
Gas hydrate studies: a part of the Geophysics Group [ More info] Brief overview of gas hydrates and current research. Site also contains links to related USGS research and publications and web sites of other groups participating in gas hydrate research.
GLORIA Mapping Program [ More info] GLORIA is a digital sidescan sonar capable of producing digital image maps of the sea floor from reflected sound waves. Site includes description of digital processing, mosaicking, and links to samples of image maps.
Holocene evolution of Apalachicola Bay, Florida [ More info] Geophysical surveying, combined with analysis of sediment cores and radiometric dating were used to describe the likely history of formation of this area.
Hurricane impact and recovery shoreline change analysis of the Chandeleur Islands, Louisiana, USA: 1855 to 2005 [ More info] Results from historical (1855-2005) shoreline change analysis demonstrate that tropical cyclone frequency dominates the long-term evolution of this barrier-island arc.
Alphabetical Index of Topics
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