People wear masks in a day of Orange smog alert in Beijing, China. 04-Mar-2019
Orange alert is the second-highest level on a four-point scale for dense smog conditions.
Size: 5795px × 3927px
Photo credit: © Lou Linwei / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: air, beijing, china, chinese, masks, pollution, smog