sdsiii external sector and supplemental scan identification of high leverage opportunities final report to industry canada prepared by david wheeler katharine partridge haub program in business sustainability schulich school dwheeler yorku ca 28 february 2003 scans york university n page 1 table contents 0 introduction 2 reports methodology roll up on indicators 3 summaries 9 forest summary oil gas 10 ict 4 plastics 11 5 cement concrete products 12 6 steel 13 supplementary 14 sustainable interviews 18 discussion points 20 21 conclusion 22 appendix detailed core 23 24
