https://investorbisnis.com/2026/08/04/asesor-unesco-tinjau-ijen-geopark-banyuwangi-tunjukkan-komitmen-jaga-warisan-dunia/ Investorbisnis.com id 2026-08-03T23:15:42+00:00 Asesor UNESCO Tinjau Ijen Geopark, Banyuwangi Tunjukkan Komitmen Jaga Warisan Dunia