Colorado State University, Natural Resource Ecology Lab, Fort Collins, CO 80523 United States
Colorado State University, Natural Resource Ecology Lab, Fort Collins, CO 80523 United States
Carnegie Institute of Washington, Department of Plant Biology, Stanford, CA 94305 United States ; NASA's Goddard Space Flight Center, Biospheric Sciences Branch, Greenbelt, MD 20771 United States
NASA's Goddard Space Flight Center, Biospheric Sciences Branch, Greenbelt, MD 20771 United States ; Colorado State University, Department of Atmospheric Sciences, Fort Collins, CO 80523 United States
Colorado State University, Department of Atmospheric Sciences, Fort Collins, CO 80523 United States ; University of Colorado, Geological Sciences and Environmental Studies, Boulder, CO 80309 United States
University of Colorado, Geological Sciences and Environmental Studies, Boulder, CO 80309 United States
Council for Scientific and Industrial Research, Division of Water, Environment, and Forest Technology, Pretoria, 001 South Africa