Historical trends of biogenic SOA tracers in an ice core from Kamchatka Peninsula

Pingqing Fu1, Kimitaka Kawamura2, Osamu Seki2, Takayuki Shiraiwa2 and Kirsti Ashworth3, (1)Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China, (2)Hokkaido University, Institute of Low Temperature Science, Sapporo, Japan, (3)University of Michigan Ann Arbor, Ann Arbor, MI, United States