1. Institute of Environmental Engineering, Department of Civil, Environmental and Geomatic Engineering, ETH-Zurich; Zurich Switzerland
2. Department of Geography, Faculty of Engineering and Environment; Northumbria University; Newcastle UK
3. Centro de Estudios Avanzados en Zonas Áridas (CEAZA); La Serena Chile
4. Department of Civil Engineering, Faculty of Physical and Mathematical Sciences; Universidad de Chile; Santiago Chile
5. Advanced Mining Technology Centre (AMTC), Faculty of Physical and Mathematical Sciences; Universidad de Chile; Santiago Chile