New eruptions in Iceland's Bardarbunga volcano system prompted authorities to raise the warning level for the risk of ash to aviation to the highest level of red.
The area has been hit by thousands of earthquakes over the last two weeks and scientists have been on high alert.
In 2010, an ash cloud from the Eyjafjallajokull volcano, in a different region of Iceland, closed much of Europe's air space for six days.
More top news
The broadcaster, who also writes for MailOnline, 'agreed' with the radio station that she would no longer work there.
The US grunge star was found hanged and leaves behind his wife and three children.
The PM is urging the world's leading industrial nations to come together to pressure tech companies to remove "harmful" extremist content.