Let’s image the simplest, most boring volcano possible. It consists of a magma balloon fed by a straw. The ground is perfectly flat above the balloon. Magma comes up the straw at a constant ...

Along the western edge of South America, the Andes Mountains encompass one of the largest concentrations of volcanoes on Earth. Many of these volcanoes are active, and in the historical record of ...

The current Decade Volcano Program First of all, let me make one thing abundantly clear. This is a list put forth by us as suggestion for a new Decade Volcano program. But, in the end it is the ...

Like other natural disasters, volcanic eruptions can have an impact on civilizations. Of course they can annihilate them, but they can also contribute to their economic development by providing a ...

After our ‘quantum Katla’ post, it is now time to return to the real Katla. For in the real world, Katla has been showing unusually strong shaking. It turned out that Henrik had already done much of ...

Of all continents, Australia is the least geologically active. The landscape is ancient, including some of the oldest rocks in the world. The only mountains are on the eastern edge of the continent.

This is the third article in our series of re-posts. It is well worth noticing that it was first published well ahead of the volcanic crisis at Volcan Chilles on the border between Equador and ...

It seemed to come out of nowhere. In the midst of a quiet interlude, after the hugely damaging La Palma had ended, when the hugely touristic eruption at Fagradalsfjall failed to re-appear, and the ...

Nyiragongo is one of my favourite volcanoes and one of the most peculiar and most unusual of all active volcanoes on this planet. It’s also a very problematic volcano, close to a huge population ...

The double-booked land is also known as the Afar Triangle, a low-lying region wedged into the Ethiopian Plateau. The region is not for the intrepid. The name is synonymous with remoteness. It is also ...

This page contains useful links and graphics for the current notable event.

Some days ago, a video called my attention on Facebook, a video of a beautiful explosion of Popocatepetl volcano in Mexico. I ended up in a YouTube channel called Volcano Time-Lapse. This youtuber had ...