South Korean lawmakers have passed a bill that designates fine dust as a "social disaster", allowing the government to unlock emergency funds to tackle the issue.
This comes after record levels of fine dust blanketed most of the country in recent weeks, with the government under immense pressure to take action.
Bruce Harrison reports from Seoul:

EU vows financial backing for Kyiv
Bus collision blaze kills 20 in southern India, media say
Rubio warns West Bank annexation could endanger Trump's Gaza plan
Nearly 700 people flee to Thailand after Myanmar scam centre raid
US sanctions Russian oil companies as Moscow holds nuclear drills