People wear masks in a day of Orange smog alert in Beijing, China. 04-Mar-2019

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Orange alert is the second-highest level on a four-point scale for dense smog conditions.

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Size: 4195px × 4000px
Photo credit: © Lou Linwei / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: air, beijing, china, chinese, masks, pollution, smog