Online
Data
Data Search engines that have access to a system of databases:
DATA
Downloader and ESRI
Data OnLine
World
National
-
American
Fact Finder census, economic, demographic data
-
Bureau of Reclamation,
Remote Sensing, and GIS Server remote sensing and gis projects
-
CIESIN
ddViewer demographic database
-
CIESIN Mable/Geocorrelation
to access the MABLE geographic data base and to generate custom "correlation
lists" as reports and/or files
-
Environmental Conservation
Online System (U.S. Fish and Wildlife)to obtain data on endangered
species, contaminants, habitats
-
Environmental Protection
Agency (EPA) database information on air, water, land quality
-
Demographic Data
Viewer an outstanding, web based GIS applet
-
Digital Elevation Models
(DEMs) show the relief of a region
-
Digital Line Graphs
(DLGs) linework of topographic sheets
-
Digital Ortho PhotoQuads
(DOQs) aerial photographs
-
Digital Raster Graphs
(DRGs) scanned topographic sheets
-
Federal Geographic Data Committee (FGDC)
data clearinghouse
-
The National Atlas of
the United States variety of datasets for download
-
National Center
for Health Statistics
-
National Climatic Data Center temperature
and climate data archives
-
National Spatial Data Infastructure
Geo-spatial data clearinghouse
-
National Wetlands Inventory
database of environmental sensitivity
-
Natural Resource Information
System - Montana natural resource database
-
Pacific North-West Rainforest
gis layers and online mapping
-
U.S. Bureau of Land Management Geospatial
Information Center
-
U.S. Bureau of Transportation Statistics
Office of Geographic Information Services
-
U.S. Census Burearu demographic and
economic data
-
U.S. Census Bureau
Map Stats census bureau statistics by state
-
U.S.
Department of Agriculture - State of the Land Maps,
data and GIS coverages from the USDA
Pennsylvania
|