The 15th EARTH Symposium (The 15th International Symposium on East Asian Resources Recycling Technology), was held from October 13 – 17, 2019 in Alpensia Resort Convention Center, Pyeongchang, Gangwon-do, South Korea. Participants presented the latest advances in waste recycling and management, including separating valuable materials from waste, waste treatment and minimization, recovering energy from waste, environmental impact assessment, metals recycling, and other important topics related to resources and materials recycling.