Lava Lakes – The Great Equilibrium Machine

A while ago Jesper Sandberg asked a question about if Grimsvötn could sprout forth a lava lake. I somewhat sloppily answered that I did not think that it was possible. Jesper then asked why not, and I got somewhat flustered since I did not have a ready answer. I promised to come back with a…

Lava lake to provide green energy

This was the April-1 post for this year. Enjoy! But don’t believe. On the other hand, it is not impossible either and perhaps, one day ? The world is approaching an energy crisis. Oil is due to run out by 2040, and longer-lasting oil shales yield a low quality, heavy oil which is poorly suited…

Kilauea: If wishes were horses!

We humans may wish for many things, but gravity is a horse we can’t wish away. And this horse drives what is happening at Kilauea. So far, the new stage of the old Kilauea eruption that started about one week ago has given us a very small subsidence caldera, a large earthquake, drained two lava…

The dangers of volcano tourism

I think that everyone with a bit of knowledge about volcanoes and volcanism will agree with me that volcanoes are inherently dangerous and can be detrimental to human health in a myriad of ways. At the same time they are a fascinating expression of nature’s raw power and can be incredibly beautiful and awe-inspiring to…

Masaya Volcano: the mouth of hell

As most of us are aware, a lava lake appeared on the crater floor inside Santiago Crater on Nicaragua’s Volcan Masaya back in December 2015. This however wasn’t the first time Volcan Masaya hosted an active lava lake, Masaya has had a history of having a lava lake appear and disappear over the centuries and it…