× 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. State of Conservation of Properties Inscribed on the World Heritage List Tipo de documento Decision Número de referencia VII.C.31 Fecha Dic 1, 1997 FuenteUNEP, InforMEA Estado Activo Materia Especies silvestres y ecosistemas Tratado Convención para la Protección del Patrimonio Mundial, Cultural y Natural (Nov 23, 1972) Reunión 21e session du Comité Página web whc.unesco.org Resumen VII.31 The Bureau at its twenty-first extraordinary session examined reports on the state of conservation of fifty-one properties inscribed on the World Heritage List (nineteen natural, three mixed and twenty-nine cultural). The Committee examined twenty-one of them (nine natural, one mixed and eleven cultural properties) and noted the decisions of the twentyfirst extraordinary session of the Bureau on the remaining properties as reflected in working documents WHC-97/CONF.208/4B (Report of the Bureau) and WHC-97/CONF.208/8B.Rev.