Time-lapse video of smog rolling into Beijing
Time-lapse video of smog rolling into Beijing within the span of 20 minutes.
The Chinese government today issued its first-ever national red alert for fog, saying visibility would be as low as 160 feet.
Time-lapse video of smog rolling into Beijing within the span of 20 minutes.
The Chinese government today issued its first-ever national red alert for fog, saying visibility would be as low as 160 feet.