Anthropogenic trace metals in an ice core at Vestfonna,Svalbard, Norway
Sumito Matoba1,2, Hideaki Motoyama1, Hideki Narita3,4 and Okitsugu Watanabe1
1 National Institute of Polar Research, Tokyo 173-8506, Japan; 2 National Institute for Environmental Studies, Ibaraki 305-8506, Japan; 3 Institute of Low Temperature Science, Sapporo 060-0819, Japan; 4 Research Institute for Humanity and Nature, Kyoto 602-08, Japan