She visited Cameroon to meet with people who live in a village that was decimated by a volcanic eruption in the 1980s.
Morgan said the origin of the ancient floodwaters likely came from a deep reservoir and were possibly unleashed by a volcanic eruption.
It is made of a jumble of fragments that have been cemented back together in the high temperatures of a volcanic eruption.
Maarten after a volcanic eruption on Montserrat in 1995, is now considered among the top 3 of 30 medical schools in the Caribbean.
British researchers suggested that a volcanic eruption in the Canary Islands might, one day, cause a tidal wave to swamp America's east coast.
Match referee Steve Bennett, who had been due to officiate the derby game, will miss the match after becoming stranded abroad following travel disruption caused by a volcanic eruption in Iceland.
They cannot compete against plants with leaves, but if a piece of land is cleared by, say, a volcanic eruption, they are often the first things to set up shop there.
That being said, at some point either the bulls or the bears will become exhausted and if a clean break is made out of either side of this channel it could have the force of a volcanic eruption.
But few are prepared for a massive volcanic eruption that threatens to leave them stranded for days.
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The island sits in the middle of the hurricane belt, and has around a 25% chance of enduring a big volcanic eruption within 25 years.
Known collectively as the Crater Lakes, their 65m deep, tranquil ultramarine waters belie a violent past: both were formed anywhere from 17, 000 to 10, 000 years ago by a massive volcanic eruption.
One set of small-scale sunshine-reduction experiments discussed in Asilomar would send plumes of various sulphurous fluids in the stratosphere to find out which would best produce a haze of small particles similar to those that cool the planet after a large volcanic eruption.
There is a certain charm about a place where islands are created by council decree rather than by volcanic eruption or coastal erosion but perhaps the last word belongs with Olivier Mesnil, a French tourist who was staying on Island Roy when I paid a visit.
The problem is being caused by a continuing eruption of the Eyjafjallajokull volcano in southern Iceland, which is pumping volcanic ash high into the atmosphere.
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