Black Carbon and Sulfate Aerosols in the Arctic: Long-term Trends, Radiative Impacts, and Source Attributions

Hailong Wang1, Rudong Zhang1,2, Yang Yang1, Steven Smith3 and Philip J Rasch1, (1)Pacific Northwest National Laboratory, Richland, WA, United States, (2)Nanjing University, School of Atmospheric Sciences, Nanjing, China, (3)Pacific Northwest National Laboratory, Joint Global Change Research Institute, College Park, United States