The some trace elements in the Antarctic and Arctic snow, ice, water were studied using the methodology and theory of water vapor chemistry. The concentrations of ions Zn 2+ , Cd 2+ , Pb 2+ , Cu 2+ , S...The some trace elements in the Antarctic and Arctic snow, ice, water were studied using the methodology and theory of water vapor chemistry. The concentrations of ions Zn 2+ , Cd 2+ , Pb 2+ , Cu 2+ , Sn 4+ , Bi 3+ in Antarctic and Arctic snow a significant spatial similarity; they are also close to those defined elsewhere on the basic of studies of water vapor chemistry: on average Zn 2+ 5.0 μg/L, Cd 2+ 0.080 μg/L, Pb 2+ 0.030 μg/L, Cu 2+ 0.70 μg/L, Sn 4+ 0.99 μg/L, Bi 3+ 0.18 μg/L. Apparently, the ion concentration in the Antarctic and Arctic region represent natural baseline values and are controlled by natural water cycles.展开更多
There was a complete set of cross-polar distributive data of nitrate (NO<sub>3</sub><sup>-</sup>) content inthe surface snow of the Antarctic ice sheet along the route of the 1990 Internation...There was a complete set of cross-polar distributive data of nitrate (NO<sub>3</sub><sup>-</sup>) content inthe surface snow of the Antarctic ice sheet along the route of the 1990 International Trans-Antarctica Expedition. We have shown the profiles of nitrate concentration and flux alongthe route as the plots associated with geomagnetic latitude for further analysis on the展开更多
文摘The some trace elements in the Antarctic and Arctic snow, ice, water were studied using the methodology and theory of water vapor chemistry. The concentrations of ions Zn 2+ , Cd 2+ , Pb 2+ , Cu 2+ , Sn 4+ , Bi 3+ in Antarctic and Arctic snow a significant spatial similarity; they are also close to those defined elsewhere on the basic of studies of water vapor chemistry: on average Zn 2+ 5.0 μg/L, Cd 2+ 0.080 μg/L, Pb 2+ 0.030 μg/L, Cu 2+ 0.70 μg/L, Sn 4+ 0.99 μg/L, Bi 3+ 0.18 μg/L. Apparently, the ion concentration in the Antarctic and Arctic region represent natural baseline values and are controlled by natural water cycles.
基金Project supported by the National Committee for Antarctic Research of China, the State Commission of Science and Technology of China, and the National Natural Science Foundation of China.
文摘There was a complete set of cross-polar distributive data of nitrate (NO<sub>3</sub><sup>-</sup>) content inthe surface snow of the Antarctic ice sheet along the route of the 1990 International Trans-Antarctica Expedition. We have shown the profiles of nitrate concentration and flux alongthe route as the plots associated with geomagnetic latitude for further analysis on the