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AmericaView (AV) is a nationwide partnership of remote sensing scientists who support the use of Landsat and other public domain remotely sensed satellite data through applied remote sensing research, K-12 and higher STEM education, workforce development, and technology transfer. For a thorough description of our program, see the 2003 Feature Article in Photogrammetric Engineering and Remote Sensing, a publication of the American Society of Photogrammetry and Remote Sensing.

Introductions to Image Processing

Useful Guides for Building Geospatial Products

Video Introductions for Geospatial Products


These tools are available for you to use free of charge.  Learn more: Overview of Open Source Geospatial Technologies

Google Earthan excellent tool that can be used online or on your desktop
ImageSwipea command line tool that compares two similar images and reveals temporal changes
OssimPlaneta free and open source alternative to Google Earth. Click here for more information.
ImageLinkerpairs well with OssimPlanet; bundled on Windows and Linux downloads

a convenience class for handling geotiffs through GDAL in Python

Quantum GISa free and open source alternative to ArcGIS