IUPN

AcronymDefinition
IUPNInternational Union for the Protection of Nature (now the International Union for Conservation of Nature and Natural Resources, IUCN)
References in periodicals archive ?
The IUCN was founded in October 1948 as the International Union for the Protection of Nature (or IUPN) following an international conference in Fontainebleau, France.
Seoul, Sept 16 (ONA) The Sultanate, represented by the Environment and Climate Affairs Ministry, took part in the global conference of the International Union for the Protection of Nature (IUPN) which kicked off on the sixth of this month and ended today.
(8.) Though the group was initially called the 'International Union for the Protection of Nature', or IUPN, for purposes of narrative clarity I have chosen to refer to it as the IUCN.