Frequency of flight-disrupting volcanic eruptions estimated | International News Live Blog

https://internationalnewsliveblog.wordpress.com/2017/01/03/frequency-of-flight-disrupting-volcanic-eruptions-estimated/

Holidaymakers concerned about fresh volcanic eruptions causing flight-disrupting ash clouds across Northern Europe might be reassured by a study setting out the first reliable estimates of their frequency. http://internationalnewslive.com/frequency-of-flight-disrupting-volcanic-eruptions-estimated/