a) l'épuisement d'actifs naturels (K.61), c'est-à-dire des gisements et des ressources biologiques non cultivées considérés comme actifs (point 6.19);
(a) depletion of natural economic assets (K.61), which covers the reduction of deposits of subsoil assets and the depletion of non-cultivated biological resources included in the asset boundary (see paragraph 6.19);