Sentences with phrase «known supervolcanoes»
Other known supervolcanoes include the area of the Yellow - Stone - Park, volcanoes in the Andes, and the caldera of Lake - Taupo in New Zealand.
https://www.sciencedaily.com/ Not exact matches
A cross section of the supervolcano beneath Yellowstone illustrates the previously known magma chamber and the deeper, much larger magma reservoir discovered through new imaging techniques.
Anyone blessed with even basic cable knows there are very real threats to the future of human life on this planet: mega-tsunamis, supervolcanoes, Ultimate Fighting Championships.
One of the most prevalent views is that Yellowstone's supervolcano was formed by a vertical column of hot rocks rising from the top of the earth's core, known as a mantle plume.
Yam: One thing I do want to mention [is] though, you know, we featured 12 events, but of course, you can come up with several others; you can say that, for instance, a supervolcano or even just life elsewhere in the solar system could also be considered and that could change everything.
University of Utah seismologists discovered and made images of a reservoir of hot, partly molten rock 12 to 28 miles beneath the Yellowstone supervolcano, and it is 4.4 times larger than the shallower, long - known magma chamber.
The consensus is that several factors are important: atmospheric composition (the concentrations of carbon dioxide, methane); changes in the Earth's orbit around the Sun known as Milankovitch cycles (and possibly the Sun's orbit around the galaxy); the motion of tectonic plates resulting in changes in the relative location and amount of continental and oceanic crust on the Earth's surface, which could affect wind and ocean currents; variations in solar output; the orbital dynamics of the Earth - Moon system; and the impact of relatively large meteorites, and volcanism including eruptions of supervolcanoes.
For those of you who don't know, there is a caldera in Yellowstone that is classified as a supervolcano.
For years, scientists have studied tree rings and ice cores, looking for clues that could reveal whether the weather change was caused by a supervolcano (which have been known to cool the planet considerably).