An area of more than 140 million square kilometres continues to be blanketed by smog in northern China. <br /><br />The hardest hit zones are the cities of Beijing and Tianjin, and Hebei and Shandong provinces. <br /><br />For two weeks, Beijing's air was labelled worse than "very unhealthy" and "hazardous".<br /><br />...<br />http://www.euronews.net/
