What is the Siberian Traps, and what is its potential connection to a hotspot?

Jul 31, 2019 ... New data analyses from Rochester researchers show that the volcanic hot spots that helped form the Hawaiian islands are not fixed, but are in constant motion. Sep 5, 2013 ... Scientists at UC Berkeley have detected previously unknown channels of slow-moving seismic waves in Earth's upper mantle, a discovery that helps ... ... hotspots have a mantle plume underneath them. Shiki Machida, one of the volcanologists onboard, has done research that shows that some small hotspot volcanoes ... Volcanoes grow above hotspots. A hotspot is a zone of melting above a mantle plume. · Hotspot volcanoes are better able to penetrate oceanic crust than ... Oct 24, 2012 ... Changes in pressure can be transmitted to both volcanoes." The Hawaiian Islands are hotspot volcanoes, formed as the Pacific plate moves ... The hotspot is fixed, so as the plates move, the first volcano moves away from the source of magma, and then becomes extinct. A new volcano forms over the ... Feb 11, 2020 ... A hotspot is a large plume of hot mantle material rising from deep within the Earth. A line of volcanoes develops as a plate moves over a hotspot. A volcanic "hotspot" is an area in the mantle from which heat rises as a thermal plume from deep in the Earth. High heat and lower pressure at the base of the ... Jan 4, 2019 ... Based on observations mainly made on the Hawaiian volcanoes the compositional evolution of hotspot volcanoes is believed to reflect the ... Oct 23, 2024 ... A global study of lavas from volcanic hot spots suggests that contrary to accepted wisdom, Earth's deep mantle may have the same composition ...