Action: Heavy smog causing ‘smog migration’ in China

Heavy smog in northern China has caused hundreds of flights to be cancelled and highways to shut, disrupting the first day of the new year holiday.A total of 24 Chinese cities have issued red alerts for the this round of pollution, which mandate measures like limiting car usage and closing factories.China began a "war on pollution" in 2014 amid concerns its heavy industrial past was tarnishing its global reputation and holding back its future development, but it has struggled to effectively tackle the problem.On Chinas social media, smog migration became a hot topic as many people plan an escape from the hazardous air pollution.Our audience shared their experiences about Chinas smog.

Beijing woke on the first morning of the New Year covered in thick toxic fog Source: AAP