Changes in ground-level PM mass concentration and column aerosol optical depth over East Asia during 2004-2014

Jihyun Nam, Seoul National University, School of Earth and Environmental Sciences, Seoul, South Korea, Sang-Woo Kim, Seoul National University, School of Earth and Environmental Sciences, Seoul, Korea, Republic of (South), Rokjin Park, Seoul National University, Earth and Environmental Sciences, Seoul, Korea, Republic of (South), Soon-Chang Yoon, Seoul Natl Univ, Seoul, Korea, Republic of (South), Nobuo Sugimoto, National Institute for Environmental Studies, Tsukuba, Japan, Jin-Soo Park, NIER National Institute of Environmental Research, Climate and Air Quality Research, Incheon, Korea, Republic of (South) and Jihyung Hong, NIER National Institute of Environmental Research, Environmental Health Research, Incheon, Korea, Republic of (South)