Affiliation: | 1. Railway System Engineering, University of Science and Technology, Uiwang-si, Republic of Korea;2. Transportation Environmental Research Team, Korea Railroad Research Institute, Uiwang-si 437-757, Republic of Korea;3. School of Urban and Environmental Engineering, Ulsan National Institute of Science and Technology, Ulsan 44919, Republic of Korea;4. Department of Environmental Engineering, Seoul National University of Science and Technology, Seoul01800, Republic of Korea;1. UNESCO Chair “Appropriate Technologies for Human Development”, Departamento de Geodinámica, Estratigrafía y Paleontología. Facultad de Ciencias Geológicas, C/ José Antonio Novais 2, Universidad Complutense de Madrid, Ciudad Universitaria, 28040 Madrid, Spain;2. Corporación Autónoma Regional del Valle del Cauca, Carrera 56 #11-36, Santiago de Cali 760036, Colombia;1. Department of Public Health, University of North Carolina at Charlotte, Charlotte, NC;2. Department of Sociology, University of North Carolina at Charlotte, Charlotte, NC;3. Department of Health and Wellness, University of North Carolina at Asheville, Asheville, NC;4. Department of Community and Family Medicine and Global Health, Duke University, Durham, NC |