Qingyang Liu received B.Sc. and M.Sc. degrees from Shandong
University, in 2006 and 2009, and a Ph.D. degree from Chinese Academy of
Sciences, in 2014. He was a visiting a professor at University of
Wisconsin-Madison from 2016 to 2017. He is an Associate Professor at the College
of Ecology and Environment at Nanjing Forestry University (Nanjing, China).
His research interests mainly focus on air pollution, health effects, source
apportionment, and climate change.
Professor Yanju Liu received a Ph.D. degree
from Institute of Botany, Chinese Academy of
Sciences. She was a visiting professor at University of Birmingham. She is
now the vice director of Beijing Center for Physical and Chemical Analysis,
Beijing Academy of Science and Technology. Her research interests mainly focus
on air pollution and phytoremediation.