What are the uncertainties and limitations of current mantle convection models?

Jun 9, 2024 ... The places known as hotspots or hot spots are volcanic regions thought to be fed by underlying mantle that is anomalously hot compared with the surrounding ... Jan 4, 2019 ... Based on observations mainly made on the Hawaiian volcanoes the compositional evolution of hotspot volcanoes is believed to reflect the ... Mar 23, 2023 ... Hotspot volcanoes can produce very large volumes of lava and have an important role in Earth's evolution and atmosphere. Today, famously active ... It is a type of unique volcanism because most frequently volcanoes develop in the boundaries of tectonic plaques. The best well known examples of hotspot ... Sep 5, 2013 ... image: This is a map view of seismic shear-wave speed in the earth's upper mantle, highlighting the slow wave-speed channels (warm colors) ... 9. Rift Volcanoes: aftermath of the Yellowstone hot spot. Exotic Terranes. After setting off the eruption of the Columbia River Basalt ... Cabo Verde · Cape Verde Hotspot Volcano Group · Composite | Stratovolcano · Pleistocene. The Hawaiian volcanic hotspot and its possible origin in Northern Australia beginning with the eruptions of Cambrian Antrim flood basalts. La Grille, Unknown - Evidence Credible, Comoros Hotspot Volcano Group, Shield ; Karthala, 2007 CE, Comoros Hotspot Volcano Group, Shield ... intraplate, hotspot volcano, on four occasions from February 1987 to September 1990. ... (hotspot and island-arc) hydrothermal venting, if analogous to ...