Table 4.
Relative Annual Mean Deposition (%) From Different Source Regions Globally and in Different Regions of the Arctica
| Global | Near Arctic, >60°N | High Arctic, >80°N | Greenland | Greenland, > 2500 m | Sea Ice | |
|---|---|---|---|---|---|---|
| Africa | 57.8 | 3.6 | 10.2 | 6.4 | 22.8 | 5.6 |
| Asia S60 | 35.9 | 5.5 | 18.0 | 4.9 | 13.0 | 10.1 |
| Australia | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Europe S60 | 0.1 | 0.2 | 0.3 | 0.1 | 0.1 | 0.1 |
| North America S60 | 1.4 | 0.7 | 1.3 | 2.2 | 6.1 | 0.8 |
| South America | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Eurasia N60 | 1.2 | 35.9 | 30.2 | 1.1 | 1.3 | 11.5 |
| Greenland | 0.1 | 1.6 | 2.6 | 67.4 | 14.8 | 2.2 |
| Iceland | 0.2 | 5.8 | 2.0 | 9.0 | 33.6 | 1.3 |
| North America N60 | 1.5 | 46.7 | 35.4 | 8.9 | 8.3 | 68.4 |
a
Note that we did not account for a varying sea ice extent but used the sea ice extent of September 2012 [Fetterer et al., 2002] to identify the sea ice region.