Temporal and spatial trends in air quality in Beijing during 2001-2017


Yulu Tian1, Yuan Jiang1, Qi Liu1, Dingxue Xu1, Shoudong Zhao1, Lihuan He2, Haijiang Liu2 and Hui Xu3, (1)Beijing Normal University, Beijing, China, (2)China National Environmental Monitoring Centre, Beijing, China, (3)University of Massachusetts Amherst, Amherst, United States