Now showing items 1-2 of 2

  • Deforestation of watersheds of Panama : nutrient retention and export to streams 

    Valiela, Ivan; Barth-Jensen, Coralie; Stone, Thomas A.; Crusius, John; Fox, Sophia E.; Bartholomew, Megan (Springer, 2013-03-19)
    A series of eight watersheds on the Pacific coast of Panama where conversion of mature lowland wet forest to pastures by artisanal burning provided watershed-scale experimental units with a wide range of forest cover (23, ...
  • Objective indicators of pasture degradation from spectral mixture analysis of Landsat imagery 

    Davidson, Eric A.; Asner, Gregory P.; Stone, Thomas A.; Neill, Christopher; Figueiredo, Ricardo O. (American Geophysical Union, 2008-07-23)
    Degradation of cattle pastures is a management concern that influences future land use in Amazonia. However, “degradation” is poorly defined and has different meanings for ranchers, ecologists, and policy makers. Here we ...