USGS - science for a changing world

Science Topics

Maps, Imagery, and Publications Hazards Newsroom Education Jobs Partnerships Library About USGS Podcasts/RSS
You are here: Categories > Topics > Information system design and development
Geographic information systems
Computer software that allows geospatially referenced data to be linked to geographic features. Use this term only for information that is about GIS and not for the use of GIS in applications and projects.
Related topics:

Results 21 - 26 of 26 listed by similarity [list alphabetically]
National Geospatial Program [More info]
Provides leadership for USGS geospatial coordination, production and service activities.
PDF National hydrography dataset--linear referencing [More info]
Explains how the NHD specifies point locations within streams by using a code to indicate the reach (including the hydrologic unit) and a measure, which indicates how far the point is from the downstream end of the reach.
Quadrangle indexes [More info]
GIS data files containing approximate boundaries of the various USGS quadrangles, with names and indexing codes associated with each quadrangle.
PDF Sound data management as a foundation for natural resources management and science [More info]
Arguments in favor of using formal database technology, expecially geodatabases, to manage scientific information, with examples from Texas.
PDF USGS Alaska State Mosaic [More info]
Using 172 Scenes from the Multi-Resolution Land Characteristics 2001 collection geometrically and radiometrically aligned, we produced seamless, relatively cloud-free image of the entire state.
PDF Using high-resolution digital aerial imagery to map land cover [More info]
Transition from analysis of analog film to digital photography helped this science center map surface characteristics of Federal lands.
Result pages:Previous 1 2 3 All
Alphabetical Index of Topics a b c d e f g h i j k l m n o p q r s t u v w x y z

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo logo U.S. Department of the Interior | U.S. Geological Survey
Page Contact Information: Ask USGS