1. a Department of Natural Resources, Environmental Sciences and Technologies, State University of Minas Gerais (João Monlevade Unit), Brasília Avenue, 1304 – Bau, 35930-314 João Monlevade, Minas Gerais, Brazil
2. b Department of Sanitary and Environmental Engineering, Federal University of Minas Gerais, Av. Antônio Carlos, 6627, 31270-010 Belo Horizonte, Minas Gerais, Brazil
3. c Department of Environmental Engineering, Federal University of Lavras, Aquenta Sol, 37200-900, Lavras, Minas Gerais, Brazil
4. d School of Civil Engineering and Geosciences, Newcastle University, NE1 7RU Newcastle upon Tyne, UK