UMW Libraries: Geography: GIS Sites

U.S. Data Sites

Data.gov
Data sets from the Executive branch of the U.S.
U.S. Geological Survey
USGS Earth Explorer
Maps and GIS Resources: Transnational and global
Large list of U.S. & international data sites (U. of Oregon Libraries)
American Geographical Society Library
Extensive collection of maps and tools for both U.S. and international geography.
Cartographic Boundary Files
Simplified boundary files from the U.S. Census Bureau's MAF/TIGER database.

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Available in KML and shapefile format.
Climate and Land Use Change (USGS)
USGS science helps communities understand the implications of change, anticipate the effects of change, and reduce the risks associated with a changing environment.
DataFinder - U.S. Population Reference Bureau
Information about population, health, and the environment.
Geospatial Data Gateway
from the Natural Resources Conservation Service
NASA Socioeconomic Data and Applications Center (SEDAC)
sponsored by Columbia Univ.
National Map Project
Offers several mapping tools and datasets. From USGS.
National Transportation Atlas Data
U.S. Census Bureau
U.S. Criminal Justice data
U.S. data from the ICPSR (U. of Michigan)
U.S. Gazetteer (Census Bureau)
Data for 1990, 2000, 2010.
U.S. Hydrography Dataset
U.S. Land Cover Institute
From USGS
U.S. National Parks GIS Data
Water Resources (USGS)
Hydrologic and water-quality information; access to water data, publications, and maps, recent water projects and events.

EOSDIS (NASA)
NASA's Earth Observing System Data & Information System
Global GIS Site
From the Univ. of Chicago's GIS Center -- long list of international & U.S. data
NASA Landsat Satellite Imagery
World Bank Data Catalog
American Geographical Society Library
Extensive collection of maps and tools for both U.S. and international geography.
International GIS Data Sites
Large list of U.S. & international data sites. Maintained by the Univ. of Oregon Libraries.
North American Transportation Atlas Data (NORTAD)
Global Hydrology Resources Center (NASA)
Provides both historical and current Earth science data, information, and products from satellite, airborne, and surface-based instruments.

American Geographical Society Library
Extensive collection of maps and tools for both U.S. and international geography.
Google Earth Timelapse
Map Collection from UT Austin
Univ. of Texas-Austin -- Perry-Castaneda Library Map Collection: well-known and extensive collection of online maps
National Map Project (USGS)
Open Street Map
Google Maps
Map Maker Interactive
Free map-making tools from National Geographic
Old Maps Online
from the Univ. of Portsmouth (UK)
World Maps
Univ. of Texas-Austin -- Perry-Castaneda collection