USGS: Science Topics: U.S. possessions and associated areas

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U.S. possessions and associated areas

Subtopics:
America Samoa (1 items)
Virgin Islands of the United States (15 items)
Guam (3 items)
Puerto Rico (19 items)

Results 1 - 10 of 31 listed alphabetically [list by similarity]

Amphibians & reptiles of the southeastern United States and the U.S. Virgin Islands [More info]: Links to information on species of frogs, toads, and salamanders located in the southeastern United States and the U.S. Virgin Islands, with information on appearance, habitats, calls, and status, plus photos, glossary, and provisional data.
Buck Island Reef National Monument Sea Turtle Research Program: Sea turtle nesting research & monitoring protocols manual [More info]: Manual for research program on the nesting habits of sea turtles of the Virgin Islands, with descriptions of species, nesting behavior, observation methods, record keeping, tagging, and tissue sample collection. (PDF file, 121 pp.)
Connectivity of tropical marine ecosystems--An overview of interdisciplinary research to understand biodiversity and trophic relationships in the Virgin Islands and Puerto Rico [More info]: Describes research to assess the effectiveness of the current system and distribution of marine reserves and protected areas in the Virgin Islands and Puerto Rico for conserving reef ecosystems and resources.
Coral Diseases Following Massive Bleaching in 2005 Cause 60 Percent Decline in Coral Cover and Mortality of the Threatened Species, Acropora Palmata, on Reefs in the U.S. Virgin Islands [More info]: Record-high seawater temperatures and calm seas in the summer of 2005 led to the most severe coral bleaching (death) ever observed in the U.S. Virgin Islands.
County boundaries 2001: map layer description file [More info]: One of many map layers of the National Atlas giving county boundaries with metadata. The county boundaries map layer can be downloaded in shapefile or SDTS formats.
Earthquakes and tsunamis in Puerto Rico and the U.S. Virgin Islands [More info]: Fact sheet on hazards from earthquakes and tsunamis in Puerto Rico and the U.S. Virgin Islands to be downloaded as a PDF file or viewed as an Adobe Acrobat Reader file.
Effects of Ocean Acidification and Sea-Level Rise on Coral Reefs [More info]: By measuring the current and historical growth rates of coral skeletons, and using field experiments, we intend to find out whether rising atmospheric CO2 and rising sea levels will cause coral reefs to erode and cease to function.
Executive summary, workshop: seismic and tsunami hazard in Puerto Rico and the Virgin Islands [More info]: Summary of workshop with links to reports that are recommendations for future projects.
Groundwater availability study for Guam; goals, approach, products, and schedule of activities [More info]: Process and plan to be used to provide reliable evaluations of the potential effects of groundwater production and help guide sustainable management of the resource.
National Cooperative Geologic Mapping Program [More info]: Geological mapping carried out by USGS in close cooperation with state, university, and federal partners. Includes general information about geological maps and mapping standards.

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