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Conservation science

Trade-in to trade-up

Nature reserves and protected areas enjoy sacred status in conservation — which translates into a 'do not touch' attitude. But selling off some of the less worthy of them would pay conservation dividends.

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Figure 1: Acacia harpophylla — in need of protection.



  1. Fuller, R. A. et al. Nature 466, 365–367 (2010).

    Article  CAS  ADS  Google Scholar 

  2. Fairfax, S. K., Gwin, L., King, M. A., Raymond, L. & Watt, L. A. Buying Nature: The Limits of Land Acquisition as a Conservation Strategy, 1780–2004 (MIT Press, 2005).

    Google Scholar 

  3. Murdoch, W. et al. Biol. Conserv. 139, 375–388 (2007).

    Article  Google Scholar 

  4. Bode, M. et al. Proc. Natl Acad. Sci. USA 105, 6498–6501 (2008).

    Article  CAS  ADS  Google Scholar 

  5. Naidoo, R. et al. Trends Ecol. Evol. 21, 681–687 (2006).

    Article  Google Scholar 

  6. McCauley, D. J. Nature 443, 27–28 (2006).

    Article  CAS  ADS  Google Scholar 

  7. Kareiva, P. & Marvier, M. Conservation Science: Balancing the Needs of People and Nature (Roberts, Greenwood Village, Colorado, in the press).

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Kareiva, P. Trade-in to trade-up. Nature 466, 322–323 (2010).

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