 Challenges along the way will relate to the need to clarify distinctions between “biodiversity” as a property of a set, and “biodiversity” as a reference to that collection of units, where values of “biodiversity” then might refer to values of individual units or elements. For example, Pascual (2019: 129) used “nature” and “biodiversity” interchangeably, and this seems to have reflected a core interest in society’s values for “aspects” of biodiversity (not variety itself):