1. Department of Civil and Environmental Engineering; University of Illinois at Urbana-Champaign; Urbana IL 61801 USA
2. Department of Geography; Indiana University Bloomington; Bloomington IN 47405 USA
3. Energy and Resources Group; University of California at Berkeley; Berkeley CA 94720 USA
4. School of Geography & Development and Udall Center for Studies in Public Policy; University of Arizona; Tucson AZ 85719 USA
5. Department of Civil and Environmental Engineering; Lehigh University; Bethlehem PA 18015 USA
6. CUNY Environmental Cross Roads Initiative; The City College of New York; New York NY 10031 USA
7. Geography and Geographic Information Science; University of Illinois at Urbana-Champaign; Champaign IL 61820 USA