Tuesday, November 6, 2012

Free GIS Data & Resources

Utilities

QGIS - Free, open source GIS software

ESRI's ArcExplorer is a free program to use to view GIS data

Minnesota Deptartment of Natural Resources Garmin Data Formatter

EasyGPS
Transfer files between your GPS unit and computer

Google Earth

SeaDAS
Free software for the display and analysis of MODIS and other imagery

BEAM
Open source software for viewing, analyzing, and processing remote sensing imagery



Data


Florida

Florida Department of Environmental Protection's GeoData Directory
Lots of accurate and basemap layers with very well managed metadata

FDEP's Map Direct (Internet Explorer only)
Interactive internet mapping application with DEP's GIS data

FDEP's Land And Boundary INformation System ("LABINS")
Orthophoto imagery, raster basemaps, Digital Elevation Models (DEMS), and other high resolution imagery and surveying data for the state of Florida.

Florida Department of Transportation Aerial Photography
High resolution historical imagery of Florida

FDOT's GIS Directory
Florida traffic information & transportation networks

Florida Geographic Data Library (FGDL)
Lots of Florida data (statewide, or by county), but much of it is antiquated.  I'd look at FDEP's Geodata Directory first.


Beyond Florida

The USGS National Map
Topo maps, historical data, etc.

Minnesota DNR Data Deli (Retired)
Minnesota Geospatial Commons

Lakes Data for Minnesota
Including outlines, DEMs, & contours

MIT's Geodata Repository
Use the navigation on the left to browse through lists of US nationwide, statewide, and worldwide datasets

Stanford University Libraries & Academic Information Resources
Marine Biology GIS Data

GPSFileDepot.com Garmin GPS Maps
Browse for a number of useful layers

Harvard Geospatial Library

Minnesota GIS/LIS Consortium's list of GIS resources

Data.gov - Geospatial One Stop
Browse US maps & data

Bathymetry

NOAA's National Geophysical Data Center
- Maps & Scanned Images
- U.S. Coastal Relief Models

Imagery

OceanColor Web
Search and download various multi-spectral imagery

USGS Global Visualization Viewer
Search, download, and learn about various imagery


ITT Visual Information Solutions' ENVI tutorials

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