Utility and Behavior of National Phenoregions for Characterization of Vegetation, Habitat and Seasonal Changes

William W. Hargrove, Joseph P. Spruce, Steven P. Norman, William M. Christie, Jitendra Kumar, and Forrest M. Hoffman

EFETAC, USDA Forest Service, CSC, NASA Stennis, EFETAC, USDA Forest Service, EFETAC, USDA Forest Service, Oak Ridge National Laboratory, and Oak Ridge National Laboratory