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Welcome to your Geography overview. Information provided in this guide is intended to help you with your class assignments as well as learn some general information about Geography!.

What is GIS?

According to the USGS, a "Geographic Information System (GIS) is a computer system that analyzes and displays geographically referenced information. It uses data that is attached to a unique location."

National Geographic notes "GIS can show many different kinds of data on one map, such as streets, buildings, and vegetation. This enables people to more easily see, analyze, and understand patterns and relationships."

GIS Data

Geospatial Data Gateway is from the USDA Natural Resources Conservation Service and provides links to a variety of federal government data portals

MAGIRT is the American Library Association Maps & GIS Librarians Round Table portal to the world of Maps and GIS.  Check out their data site

Free visualization tools