Special Session
Gretchen C. Daily
The Natural Capital Project, Stanford University, CA, USA
Patrick Keys
School of Global Environmental Sustainability, Colorado State University
Fort Collins, CO, USA
James T. Randerson
Department of Earth System Science, University of California, Irvine
Irvine, CA, USA
David S. Schimel
Jet Propulsion Laboratory, California Institute of Technology
Pasadena, CA, USA