7WANG Yanjia,CHANDLER W. The Chinese nonferrous met- als industry energy use and COz emissions[J]. Energy Poli- ey,2010,38(11) :6475-6484.
8KUCKSHINRICHS W, ZAPP P,POGANIETZ W. CO2 emis- sions of global metal-industries:the case of copper[J]. Applied Energy, 2007,84(7/8) :842-852.
9WILLIAM E R. Revisiting carrying capacity:area-based indica- tors of sustainability[J]. Population and Environment, 1996,17 (3) :195-215.
10WACKERNAGEL M. Ecological footprint and appropriated carrying capacity:a tool for planning toward sustainability[D]. Vancouver: University of British Columbia, 1994.