1. Doctoral Program in Environmental Science, Universitas Gadjah Mada, Jl. Teknika Utara, Yogyakarta, 55284, Indonesia
2. Department of Soil, Universitas Gadjah Mada, Jl. Flora, Bulaksumur, Yogyakarta, 55281, Indonesia
3. Research Center for Land Resources Management, Universitas Gadjah Mada, Karang Malang, Yogyakarta 55281, Indonesia
4. Department of Environmental Geography, Universitas Gadjah Mada, Jl. Kaliurang, Bulaksumur Yogyakarta, 55281, Indonesia
5. Research Center for Disaster Management, Universitas Gadjah Mada, Jl. Mahoni Bulaksumur, Yogyakarta, 55281 Indonesia