‘Sleeping’ supervolcanoes ‘could erupt much more quickly than we thought’

‘Sleeping’ supervolcanoes ‘could erupt much more quickly than we thought’
 

Supervolcano eruptions are a terrifying destructive force – which can blanket huge areas in ash and change the climate for decades.
The Yellowstone supervolcano under America could expel up to 250 square miles of volcanic rock and ash at once, possibly plunging Earth into a ‘volcanic winter’.
NASA has said that supervolcano eruptions are a bigger threat to life than any asteroid – and new research hints that the eruptions happen faster than we thought.
Yellowstone’s last super-eruption happened 631,000 years ago, but until now scientists believed that the ‘build up’ to such eruptions took... read more

 
11 October 2017 in Hot News, Views: 43
Source: Metro
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