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Geomorphology
Branch of geology dealing with surface land features and the processes that create and change them.
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Digital shorelines for Boston Harbor [More info]
Modified version of paper by F.T. Manheim and A.G. McIntire, Civil Engineering Practice, Vol. 13, No. 1, pp. 35-48 (1998). A new shoreline file has been created for Boston Harbor by digitizing and combining the most recent charts.
Eastern Earth Surface Processes Team [More info]
The Eastern Earth Surface Processes Team provides geologic mapping regional geologic studies to determine stratigraphy and geologic structure, topical studies to understand geologic and surficial processes, and syntheses of earth science data.
Erosion in the Rio Puerco: geography and processes [More info]
Paper on the accelerated erosion of the Rio Puerco, a tributary of the Rio Grande in New Mexico, which has deepened and widened its channel, or arroyo, since the settlement of the region.
Extent of Pleistocene lakes in the western Great Basin [More info]
Map of Pleistocene pluvial lakes in the western Great Basin (Nevada, eastern California, southern Oregon). Includes metadata, online PDF map view, and downloadable ArcInfo export files, ArcView shapefiles, and TIFF files.
Geologic hazards: landslide images [More info]
Photographs of examples of landslides viewable online as 100-200kb or 800 x 600kb images.
Geologic mapping in National Parks: National Park Service Support Project [More info]
Summaries of geologic projects in cooperation with the National Park Service including Grand Canyon National Park, Lake Mead National Recreation Area, Golden Gate National Recreation Area, Joshua Tree National Park, Yosemite National Park, and others.
PDF Impacts and predictions of coastal change during hurricanes [More info]
Shows how observations and modeling can help anticipate practical problems in coastal areas when hurricanes arrive. Focuses primarily on areas where people have built houses and roads that may be destroyed during storms.
PDF Inventory and protection of salt marshes from risks of sea-level rise at Acadia National Park, Maine [More info]
Will salt marshes survive if sea level rises quickly? The answer depends on whether the areas surrounding them can allow salt marsh fauna and flora to migrate there. Local topography, both natural and manmade, is the main factor limiting this migration.
Landslide types and processes [More info]
An introductory primer giving basic scientific facts about landslides--the types of landslides, how they are initiated, and how they can begin to be managed as a hazard.
PDF Lidar postcards [More info]
Four postcards available for downloading and printing, illustrating the use of lidar (light detection and ranging) to construct high-resolution topographic and habitat maps.
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