Time series of global monthly vegetation cover from NOAA/AVHRR (1985-1997) [electronic resource] / jointly produced by Office of Research and Applications (ORA) and National Climatic Data Center (NCDC).
Asheville, N.C. ; Suitland, Md. : The Center, 
"Monthly vegetation cover product third generation C-level, April 1985-December 1997"--Disc label.
Includes bibliographical references.
Includes data that were generated from the NOAA Polar Orbiting Environmental Satellite (POES) Advanced Very High Resolution Radiometer (AVHRR) instrument, further processed into Normalized Difference Vegetation Index (NDVI) data. Also included are detailed descriptions of how the data were generated, formats and other pertinent information.
Selected files also available via Internet from the NCDC web site.