The metadata below are not FGDC-compliant. Rather, they are descriptions of the data set collections for each of the image sources. This difference is due to the large number of data sets that we have.
Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) Imagery
Landsat Multispectral Scanner Imagery
Landsat Thematic Mapper Imagery
Landsat Enhanced Thematic Mapper Imagery