-
Federal
Global Agricultural Lands: Croplands, 2000
National Aeronautics and Space Administration —
The Global Croplands data set represents the proportion of land areas used as cropland (land used for the cultivation of food) in the year 2000. Satellite data from... -
Federal
SAFARI 2000 Plant and Soil C and N Isotopes, Southern Africa, 1995-2000
National Aeronautics and Space Administration —
This data set contains measurements of the concentration and stable carbon (13C / 12C) and nitrogen (15N / 14N) isotope ratios of plant (leaves, roots and fungi) and...