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  2. United States Geological Survey - Wikipedia

    en.wikipedia.org/wiki/United_States_Geological...

    United States Geological Survey (USGS) / 38.9470; -77.3675. The United States Geological Survey ( USGS ), founded as the Geological Survey, is an agency of the United States government whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on March 3, 1879, to study the landscape of the United ...

  3. United States Geological Survey Library - Wikipedia

    en.wikipedia.org/wiki/United_States_Geological...

    Included are historical maps and publications of USGS, as well as early publications of many federal, state and other geological surveys. Records of select geological societies are also maintained in the collection, such as the Geological Society of Washington, which was founded by John Wesley Powell and other noted scientists after the Civil ...

  4. National Atlas of the United States - Wikipedia

    en.wikipedia.org/wiki/National_Atlas_of_the...

    National Atlas map (from circa 2005) depicting historical United States territorial acquisitions. The National Atlas of the United States was an atlas published by the United States Department of the Interior from 1874 to 1997. Older editions were printed, but the most recent edition was available online. Since it is a publication of the United ...

  5. USGS Historical Topographic Maps for the Juneau Icefield area

    en.wikipedia.org/wiki/USGS_Historical...

    The Juneau Icefield is a geological icefield located just north and east of Juneau, Alaska and continues north to the Skagway, Alaska area. Current research of Climate Change in the field of Glaciology relies upon comparison of historical glacier mass-balance to current conditions. The United States Geological Survey (USGS) historical ...

  6. Geology of North America - Wikipedia

    en.wikipedia.org/wiki/Geology_of_North_America

    Geologic map of North America. The geology of North America is a subject of regional geology and covers the North American continent, the third-largest in the world. Geologic units and processes are investigated on a large scale to reach a synthesized picture of the geological development of the continent. The divisions of regional geology are ...

  7. List of earthquakes in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_earthquakes_in_the...

    2. 2022 Ferndale earthquake [ 35] April 5, 2024. New Jersey. 4.8 M w. 0. 2024 New Jersey earthquake [ 36] Two-percent probability of exceedance in 50 years map of peak ground acceleration from the United States Geological Survey, released July 17, 2014.

  8. Geologic mapping of Georgia (U.S. state) - Wikipedia

    en.wikipedia.org/wiki/Geologic_mapping_of...

    Geologic mapping of Georgia is the creation of geologic maps —special-purpose maps made to show geological features—of the State of Georgia in the United States. Rock units or geologic strata are shown by colors or symbols to indicate where they are exposed at the surface. Structural features such as faults and shear zones are also shown.

  9. Geographic Names Information System - Wikipedia

    en.wikipedia.org/wiki/Geographic_Names...

    The logo of the United States Geological Survey (USGS) The Geographic Names Information System (GNIS) is a database of name and location information about more than two million physical and cultural features throughout the United States and its territories; the associated states of the Marshall Islands, Federated States of Micronesia, and Palau; and Antarctica.

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