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Tips on how to recognize reliable sources by evaluating them in terms of relevance, currency, audience, and credibility.
U.S. Geological Survey
Since 1879, this federal project has provided the nation with information about itself. At its Website you will find information about earthquakes, environmental and biological information, geospatial data and mapping projects, and other geologic resources.
USGS Publications Warehouse
A database of citations to USGS publications including reports and thematic maps back to 1880. Access to full text of many publications throughout the publication history of the USGS . Copies of other publications may be available in the Gustavus Government Documents collection.
The Gustavus Library holds printed soil surveys for most counties in the five state region of Minnesota, Iowa, North Dakota, South Dakota, and Wisconsin. They are found on the First Floor in the Government Documents section.
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