Tag: volcanology
What are the different types of volcano?
The geologistsand above all, of course, the volcanologists as Haroun Tazieffclassify the volcanoes depending on the different types of eruptions they can produce. This slideshow will explain it to you.…
Dike: what is it?
Dykes are intrusions of igneous rocks within the Earth’s crust. Unlike the plutos, which form massive sets, the dykes are in the form of veins which cut the rocks of…
Sill: what is it?
Sills are intrusions of igneous rocks within the Earth’s crust. Of tabular geometry, they are in the form of let’s go horizontal, which insinuate themselves between older surrounding sedimentary layers.…
400,000 flashes in 6 hours during the eruption of the Hunga Tonga-Hunga Ha’Apai volcano!
You will also be interested [EN VIDÉO] Interview: the three biggest volcanic eruptions in history Volcanologists are constantly confronted with volcanic eruptions. However, some are particularly brutal or intense. Futura-Sciences…
Etna: another breathtaking climax on the volcano
You will also be interested [EN VIDÉO] Interview: the different types of volcanoes, with Jacques-Marie Bardintzeff Volcanoes play a very important role for the planet and have done so for…
Lava lakes seen by Olivier Grunewald
Windows open towards the center of the Earththe lakes of wash are fascinating phenomena. Often located at the bottom of deep craters, their dynamism is hypnotic. The regular arrival of…
Spectacular eruption of Etna with huge lava fountains!
More than three months after the last of the many paroxysms of the year 2021, Etna did it again on February 10. Lava fountains several hundred meters high, lava flows,…
How can geologists predict a volcanic eruption?
Is it possible to predict an eruption? If this is the case in the medium term, it is not yet possible to estimate the precise date. The number of parameters…
Spectacular ongoing eruption of Etna with huge lava fountains!
More than three months after the last of the many paroxysms of the year 2021, Etna did it again yesterday, February 10. Lava fountains several hundred meters high, lava flows,…
How can geologists anticipate an eruption?
Is it possible to predict an eruption? If this is the case in the medium term, it is not yet possible to estimate the precise date. The number of parameters…