%0 Journal Article %A Jean-Michel Salles %T Valuing biodiversity and ecosystem services: Why put economic values on Nature? %J Comptes Rendus. Biologies %D 2011 %P 469-482 %V 334 %N 5-6 %I Elsevier %R 10.1016/j.crvi.2011.03.008 %G en %F CRBIOL_2011__334_5-6_469_0