From BBC News:
At an icy service station, close to midnight, you get a good idea of what goes on in Beijing when everyone else is at home in bed.
A row of trucks is parked by the side of the road. On a clear night, they would be taking food, chemicals and supplies into the city centre.
But tonight, the fog is so thick you cannot see more than 10 metres in front of you. Until it lifts, the truck drivers simply have to sit and wait. Xiao Hu stays in his cab and eats his way through a pot of steaming instant noodles. Xiao Xu has been here for six months. He won’t get paid till the building is finished.[Full Text]