What are the potential impacts of a supervolcano eruption?

Apr 21, 2025 ... Volcanic eruptions occur as a result of heat moving under Earth's surface. They often begin with an accumulation of gas-rich magma (molten ... Some volcanic eruptions are explosive and others are not. The explosivity of an eruption depends on the composition of the magma. Jun 19, 2020 ... The volcanic ash was electrically conductive which meant it could cause thunder and lightning, or St Elmo's Fire – an effect where metal parts ... Dec 20, 2023 ... The rapid deployment of balloon-borne observations at Réunion Island confirmed the unprecedented amount of water vapor – an estimated 150 ... Lightning is frequently observed in the eruption columns of large volcanoes, but it is rare in Hawaiian eruptions. Sep 9, 2016 ... The first major eruption of the Yellowstone volcano, which occurred 2.1 million years ago, is among the largest volcanic eruptions known, ... May 17, 2019 ... Did a Volcanic Eruption in 1783 Change the Climate in Europe? A new model of the Laki eruption in Iceland suggests that normal climate ... A volcanic eruption is when gas and/or lava are released from a volcano—sometimes explosively. Volcanoes provide a number of environmental benefits, for example ... Dec 20, 2023 ... The rapid deployment of balloon-borne observations at Réunion Island confirmed the unprecedented amount of water vapor – an estimated 150 ... Nov 13, 2024 ... Mt. Lewotobi, in East Flores Regency, East Nusa Tenggara Province, has erupted multiple times since November 4, 2024.