(Author's Note 5/19/2020: At the time of publishing these resources were available online, some resources may no longer be available.)
In accordance with a Memorandum of Understanding entered into between the U.S. Geological Survey (USGS) and the National Aeronautics and Space Administration (NASA), all Version 0 data sets have been transitioned from the NASA Land Processes Distributed Active Archive Center to the USGS.
Data may be obtained from the USGS by following the links below.
Global Land Cover Characterization
FRA 2000 Global Forest Resource Assessment
NASA Landsat Data Collection (NLDC)
AVHRR 1KM Global 10-Day Composites
AVHRR 1KM Orbital Segments
AVHRR 1KM NDVI CD Vegetation index for June 21-30, 1992
Landsat Orthorectified TM, ETM+, and ETM+ Pansharpened
Spaceborne Imaging Radar (SIR-C) Interferometry/Interferogram
SIR-C Survey Data
SIR-C Educational CD-ROM
Global 30 Arc-Second Elevation Data (GTOPO30)
Hydro 1K Elevation Derivative Data (Hydro 1K)