1. Department of Operational Support, Geological Survey of Sweden, Lund, Sweden
2. Department of Geohydrology, Geological Survey of Sweden, Lund, Sweden
3. Department of Mineral Resources, Geological Survey of Sweden, Uppsala, Sweden
4. Department of Life Sciences, Kingston Lane, Brunel University, Uxbridge, UK
5. Department of Geology, Lund University, Lund, Sweden