• [2013-09-02] The true raw material footprint of nations
  + http://www.bbc.co.uk/news/science-environment-23931590 + http://www.pnas.org/content/early/2013/08/28/1220362110 + http://newsroom.unsw.edu.au/news/science-technology/true-raw-material-footprint-nations + http://www.ecosmagazine.com/paper/EC13206.htm
  in Tietoukka Monitor > 2013 > 2013-36 with developed_countries economic_growth material_footprint natural_resources raw_materials

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