Yegizaw, Endalkachew Sisay, Department Geography and Environmental Studies, Debre Tabor University, P.O. Box 272, Debre Tabor, Ethiopia.
Yimer, Fantaw, Wondo Genet College of Forestry and Natural Resource, Hawassa University, Ethiopia
Yirgu, Teshome, Arba Minch University
Yomaki, Caroline Claudia, Department of Mining Engineering, Faculty of Earth and Energy Technology, Universitas Trisakti, Jl. Kyai Tapa, No. 1, Jakarta Barat 11440, Indonesia
Yousif, Yasir, Biology Department, College of Science, University of Anbar, Anbar, 31001, Iraq
Yousif, Yasir M, Department of Biology, College of Science, University of Anbar, Anbar
Youssef, Tahani F, Professor in Civil Engineering Department, Faculty of Engineering, Materia, Helwan University
Yudhatama, Dipo, National Insitute of Aeronautics And Space
Yudiantoro, D F, Department of Geological Engineering UPN “Veteran” Yogyakarta
Yudiantoro, Dwi Fitri, Department of Geological Engineering, Faculty of Mineral Technology, Universitas Pembangunan Nasional Veteran Yogyakarta, Yogyakarta 55283, Indonesia

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