The Maya collapse: a history in three volcanoes

Here is the story of the beginning, when there was not one bird, not one fish, not one mountain. Here is the sky, all alone. Here is the sea, all alone. There is nothing more –no sound, no movement. Only the sky and the sea. Only Heart-of-Sky, alone. And these are his names: Maker and…

Sheet dyking at Skjalfandi

We rarely, if ever write articles about earthquake swarms at the Tjörnes Fracture Zone. The reason for that is glaringly obvious, those swarms are incredibly common. Pretty much, a day without fairly intense activity is a rare beast indeed. So, this is a bit outside of the ordinary programming. The area is one of the…

The Kazbek disaster: a cryoclastic debris flow

What makes a volcano dangerous? Clearly, the severity of any eruption plays a role. So does the presence of people nearby. But it is not always the best known volcanoes that are the most dangerous. Tseax is hardly world-renowned, but it caused a major volcanic disaster in Canada. And sometimes a volcano can be dangerous…

El Chichon

  Each century its own. The 19th century was owned by Krakatoa and Tambora. (The mystery volcano of 1808/09 should probably be added to make it a list of three, but it is hard to credit the unknown.) The 20th century was the century of Pinatubo (1991) and Mount St Helens (1980). There were other…