Global land cover observations and assessments: Update on activities for GEO task DA-09-03a Martin Herold & Tom Loveland GOFC-GOLD project office / USGS.
Global land cover validation activities Martin Herold (FSU Jena) & Mark Friedl (UBoston) Global Observations.
Global land cover observations and assessments: Update on activities for GEO task DA-09-03a
