× 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. Operational Guidelines for the implementation of the World Heritage Convention Tipo de documento Decision Número de referencia XI.(d).63 Fecha Sep 5, 1978 FuenteUNEP, InforMEA Estado Activo Materia Especies silvestres y ecosistemas Tratado Convención para la Protección del Patrimonio Mundial, Cultural y Natural (Nov 23, 1972) Reunión 2e session du Comité Página web whc.unesco.org Resumen The Committee authorized the Secretariat to amend the above-mentioned Operational Guidelines, adopted by the Committee at its first session, to bring them into line with the decisions taken at the second session.