Opendata, Public domain GIS data and Free GIS data repositories and clearinghouses. Are you still paying commercial data resources for Free, public domain GIS data? If so STOP IT and WAKE UP!
Showing posts with label aster. Show all posts
Showing posts with label aster. Show all posts
Tuesday, May 15, 2007
TerraLook - was Protected Area Archive
TerraLook provides access to satellite images for users that lack prior experience with remote sensing or Geographic Information System (GIS) technology. It does this by combining collections of images on user-defined themes with a set of simple visualization and analysis tools, allowing the user to explore the data and employ it for useful purposes. The images include recent high-resolution ASTER images, plus Landsat images from several historical periods going back to the early '70s. Such historical data supports change analysis. See http://asterweb.jpl.nasa.gov/terralook.asp see also http://edc2.usgs.gov/terralook/
Friday, February 02, 2007
ASTER data in .tif format
Here's a reminder about a great source for Free, ASTER data... FREE ASTER L1A/L1B images are available in .tif format at the the GLCF ASTER L1A L1B website. Grab it at ftp://ftp.glcf.umiacs.umd.edu/glcf/ASTER/ - for a nice tutorial on working with these data see http://www.terrainmap.com/rm24.html. Finally, another source to consider is www.orthocoverage.com who are boaasting free ASTER data.

ASTER data in .tif format
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