Kesesuaian wilayah lubang bekas tambang (void) untuk area pengembangan panel surya terapung dan bendungan di Kota Samarinda, Provinsi Kalimantan Timur = Land suitability of the former mining hole (void) for the development area of floating solar panels and dams in Samarinda City, East Kalimantan Province

Pengelolaan air asam tambang kegiatan pertambangan batubara terbuka dan kemungkinan dampak pada kesehatan kulit masyarakat pemanfaat sungai (suatu kajian di PT. X, Kabupaten Murung Raya, Provinsi Kalimantan Tengah) = Acid mine drainage management of open pit coal mining activities and possibility impact on skin health of river water-users community (a study in PT. X, Murung Raya District ,Central Kalimantan Province) / Rio Febrianto

Prediksi perubahan tutupan lahan dan daya dukung lahan permukiman di Kota Samarinda, Provinsi Kalimantan Timur = Land cover change prediction and residential area carrying capacity in Samarinda City, East Kalimantan Province

Karakteristik dan Pemodelan Lapisan Batuan Non-Batu Bara Untuk Identifikasi Persebaran Air Asam Tambang di Area Tambang Air Laya, Sumatera Selatan = Characteristics and Modeling Non-Coal Layers for Identification of Potential Distribution of Acid Mine Drainage Formation in Tambang Air Laya Area, Sumatera Selatan

Karakterisasi Batuan Pembawa Mineral Radioaktif yang Berpotensi Menghasilkan Air Asam Tambang di Kalan, Kalimantan Barat = Characterization of Radioactive Mineral-Bearing Rocks with Potential to Generate Acid Mine Drainage in Kalan, West Kalimantan