1. School of Earth, Environment and Society, Bowling Green State University, Bowling Green, OH, USA
2. Department of Engineering, School of Sciences and Technology, University of Trás-os-Montes e Alto Douro, Vila Real, Portugal
3. Department of Geology and Geography, West Virginia University, Morgantown, WV, USA
4. Departamento de Geociências, Ambiente e Ordenamento do Território, Faculdade De Ciências, Universidade do Porto, Porto, Portugal
5. Departamento de Ingeniería Cartográfica, Geodésica y Fotogrametría, Escuela Politécnica Superior de Jaén, University of Jaén, Spain
6. Centre for Transdisciplinary Development Studies, University of Trás-os-Montes e Alto Douro, Vila Real, Portugal
7. School of Earth and Environmental Sciences, The University of Queensland, Brisbane, Australia
8. Institute of Science & Environment, University of Worcester, Worcester, UK