1. Department of Chemical and Environmental Engineering, Yale University, New Haven, Connecticut 06520, United States
2. Center for Industrial Ecology, Yale University, New Haven, Connecticut 06520, United States
3. Yale School of the Environment, Yale University, New Haven, Connecticut 06520, United States
4. Industrial Ecology Programme, Department of Energy and Process Engineering, Norwegian University of Science and Technology (NTNU), 7495 Trondheim, Norway