“Piton de la Fournaise” volcano, elevation: 2,632 meters. Located in La Reunion Island, “Piton de la Fournaise” is one of the world’s most active and productive volcanoes. It is in a phase of frequent but short-lived eruptions that start with lava fountains and produce very large lava flows reaching the Indian Ocean, on the East side of the island. Photograph: © SAF — Coastal Care
Excerpts;
Off the west coast of Africa, scientists have found evidence that tens of thousands of years ago a collapsing volcano sparked a megatsunami producing waves up to 800 feet high.
The tsunami, which engulfed an island 30 miles away, raises questions over whether such a collapse poses a threat to people living on volcanic islands today…
Santorini Shows Signs of Volcanic Unrest, Greece, (03-15-2012)
Ocean-Island Landslide At Tenerife: Onshore Record And Long-Term Effects, Science Daily (10-04-2011)
Prehistoric North Sea ‘Atlantis’ Hit By 5m Tsunami, BBC News (05-05-2014)