1. National Centre for Groundwater Research and Training; School of the Environment; Flinders University; Adelaide South Australia Australia
2. Department of Earth and Environmental Science; New Mexico Institute of Mining and Technology; Socorro New Mexico USA
3. School of Earth and Space Exploration; School of Sustainable Engineering and the Built Environment; Arizona State University; Tempe Arizona USA
4. School of Civil and Environmental Engineering; School of Earth and Atmospheric Sciences; Georgia Institute of Technology; Atlanta Georgia USA
5. Department of Civil and Environmental Engineering; University of Washington; Seattle Washington USA.