Intra- and Inter- annual PM2.5 variations in the Arctic region during 2003-2017 based on the NASA’s MERRA-2 re-analysis data

Teppei J Yasunari1, Kyu-Myong Kim2 and Arlindo M da Silva Jr.2, (1)Hokkaido University, Faculty of Engineering and Arctic Research Center, Sapporo, Japan, (2)NASA Goddard Space Flight Center, Greenbelt, MD, United States