1. Department
of Environmental
Engineering, Norwegian Geotechnical Institute NGI, P.O. Box 3930 Ullevål Stadion, N-0806, Oslo, Norway
2. Department of Crop and Soil
Sciences, 908 Bradfield Hall, Cornell University, Ithaca, New York 14853, United States
3. U.S. Geological Survey,
MS 408, PO Box 25046, Building 95, Denver Federal Center, Denver,
Colorado 80225, United States
4. Department of Geological Sciences, University of Florida, 241 Williamson Hall, P.O. Box
112120, Gainesville, Florida 32611-2120, United States
5. Malaysian Institute of Chemical
and Bioengineering Technology (MICET), Universiti Kuala Lumpur, Lot 1988, Taboh Naning, 78000 Alor Gajah, Malaysia
6. Department of Soil Science, University of Zambia, PO Box 32379, Lusaka, Zambia
7. Soil and Environment Department, Bioforsk, Frederik A Dahls vei 20, NO-1432 Ås,
Norway
8. Department of Chemistry, Umeå University, SE-901 87 Umeå, Sweden
9. Department of Applied Environmental
Sciences, Stockholm University, 10691 Stockholm,
Sweden
10. Department of Plant
and Environmental
Sciences, University of Life Sciences,
5003 Ås, Norway