Time Lapse Video of Smog Moving Into Beijing Will Take Your Breath Away

CC BY-ND 3.0. Mummyyx/Wikimedia Commons

Chas Pope, a Briton working for ARUP in Beijing,posted this on Twitter yesterday, January 1:

Beijing air quality

Real Time Air Quality Index/Screen captureA look at the Real Time Air Quality Index There is a big bump in the PM10 index just about at the time the video has been shot, where I have added the arrow. Perhaps this is how one will soon have to dress to go outside for a run, or even a walk: