1. Center for Industrial Ecology, Yale School of Forestry & Environmental Studies, 195 Prospect St., New Haven, Connecticut 06511, United States
2. Institute
of Urban Environment, Chinese Academy of Sciences, 1799 Jimei
Road, Xiamen, Fujian 361021, People’s Republic of China
3. Graduate
School of Engineering, Tohoku University, 6-6-04, Aramaki Aza Aoba Aoba-ku, Sendai, Miyagi 980-8579, Japan