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Shortages looming: Phosphorus, copper, rare metals
POSTED 11 SEPTEMBER 2008

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1 New Scientist, 23 May 2007.

2 Cordell, D. (2006), Urine Diversion and Reuse in Australia: A homeless paradigm or sustainable solution for the future?, Masters Thesis, Department of Water and Environmental Studies, Linköping University, Sweden. Abstract.

3 See New Scientist, above.

4 Metal stocks and sustainability, R. B. Gordon*, M. Bertram†‡, and T. E. Graedel, PNAS January 31, 2006 vol. 103 no.

5 1209-1214. 5 Assessing the long-run availability of copper, John E. Tiltona and Gustavo Lagos, Resource Policy, doi:10.1016/j.resourpol.2007.04.001.

6 On the sustainability of metal supplies: A response to Tilton and Lagos, R.B. Gordon, M. Bertram, T.E. Graedel, Resources PolicyVolume 32, Issues 1-2, , March-June 2007, Pages 24-28 (Link).

7 Twentieth century copper stocks and flows in North America: A dynamic analysis, S. Spatari et al, Ecological Economics, doi:10.1016/j.ecolecon.2004.11.018.

No shortage of Credit!

Megan Anderson, project assistant; Terry Devitt, editor; S.V. Medaris, designer/illustrator; David Tenenbaum, feature writer; Amy Toburen, content development executive

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