1. USDA-ARS-NPA-SPNR; Natural Resources Research Center; 2150 Centre Avenue, Building D, Suite 10 Fort Collins CO 80526-8119
2. Natural Resource Ecology Laboratory; Colorado State University; Fort Collins CO 80523
3. Agricultural and Biological Engineering; University of Florida; PO Box 110570 Gainesville FL 32611-0570
4. ICF Consulting; 1725 I Street NW, Suite 1000 Washington, DC 20006
5. Terrestrial Sciences Section; National Center for Atmospheric Research; PO Box 3000 Boulder CO 80305