Figure 1

OC fraction vs δ13C (HCO3− corrected) in fine (<2.5 μm in diameter) and coarse (>2.5 μm in diameter) particles at Amsterdam Island during the austral summer of 2007.
OC fraction vs δ13C (HCO3− corrected) in fine (<2.5 μm in diameter) and coarse (>2.5 μm in diameter) particles at Amsterdam Island during the austral summer of 2007.