× Information on this section of ECOLEX comes from the InforMEA Portal which compiled information from MEA Secretariats with the support of the European Union. The accuracy of the information displayed is the responsibility of the originating data source. In case of discrepancy the information as displayed on the respective MEA website prevails. Establishment of the World Heritage List Tipo de documento Decision Número de referencia VI.A(a).19 Fecha Jun 27, 1977 FuenteUNEP, InforMEA Estado Activo Materia Especies silvestres y ecosistemas Tratado Convención para la Protección del Patrimonio Mundial, Cultural y Natural (Nov 23, 1972) Reunión 1ère session du Comité Página web whc.unesco.org Resumen The feasibility of adopting criteria gave rise to some discussion, with member's referring to the difficulty already experienced in establishing criteria at the national level, to the changing and subjective nature of evaluations of qualities, to the impact of Western thought and to the difference between perception from within a given culture and perception from outside. The representative of ICOMOS, in reply, recognized the difficulty of drafting criteria to be applied to cultural property throughout the world and of translating concepts into words that were meaningful on a universal scale; an attempt had been made but he realized that, in the light of experience as nominations were examined, the criteria would probably require some adjustment.