1. UK
2. Health and Safety Executive
3. Buxton
4. UK SK17 9JN
5. CNR Institute of Polar Sciences
6. Università Ca' Foscari
7. Mestre
8. Italy
9. Department of Public Health Policy
10. University of West Attica
11. 115 21 Athens
12. Greece
13. British Geological Survey
14. Keyworth
15. UK NG12 5GG
16. Department of Pure and Applied Chemistry
17. University of Strathclyde
18. Glasgow
19. Institut für Geowissenschaften
20. Johannes Gutenberg-Universität
21. 55099 Mainz
22. Germany