New guidelines tell Chinese residents to stay home on bad pollution days

CBSTV Videos 2:03 mins

China's dependence on coal has exacerbated the country's problem with smog, as air quality levels in one city recently reached 40 times the safe limit recommended by the World Health Organization. A ban on building new coal power plants has been put into effect, and the government limits the number of cars on the road to combat the problem. Seth Doane reports.

View Comments