
United States Geological Survey
"As an unbiased, multi-disciplinary science organization that focuses on biology, geography, geology, geospatial information, and water, we are dedicated to the timely, relevant, and impartial study of the landscape, our natural resources, and the natural hazards that threaten us." - http://www.usgs.gov/
Bibliografía (100 obras)
[Shoshone National Forest, Wyo., Yellowstone National Park, Teton National Forest, and other adjacent Forest Service areas], 1991
1997
Feasibility of privatization of the hydrologic data collection and analysis functions of the U.S. Geological Survey
1990
List of U.S. Geological Survey geologic and water-supply reports and maps for Massachusetts, Rhode Island, and Connecticut
1987
Sketch maps showing areal extent, thickness, and amount of commercial-quality peat in deposits in and near Piscataquis and Somerset Counties and northeastern Aroostook County, Maine
1981
Computer-plotted map of land use and land cover, Three Mile Island and vicinity, with census tracts
1980










