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When a volcano erupts, hot magma (molten rock), gases and volcanic ash are emitted. The explosiveness of the eruption depends on the consistency of the magma and the amount of pressure built up prior to eruption.

Types of volcanic eruptions - Wikipedia


Several types of volcanic eruptions—during which lava, tephra and assorted gases are expelled from a volcanic vent or fissure—have been distinguished by ...

www.ask.com/youtube?q=Volcanic Eruptions&v=gRdP9_v3USU
Nov 1, 2014 ... This is the top 10 deadliest volcanic eruptions in history. These volcano eruptions destroyed civilizations, plunged global temperatures, and ...

The 11 Biggest Volcanic Eruptions in History - Live Science


Feb 23, 2016 ... Some of these cataclysms changed history and climate.

Volcanic eruptions - IFRC


Volcanic eruptions happen when lava and gas are discharged from a volcanic vent. The most common consequences of this are population movements as large ...

Types of Volcanic Eruptions - Geology.com


Learn about the types of volcanic eruptions: Hawaiian, Strombolian, Vulcanian, Surtseyan, lava domes, effusive and explosive.

Which volcanoes are erupting? - List & map of active volcanoes ...


Vulcanian-type (sudden, but very strong) explosions continue to occur at the volcano. Following the powerful eruption early on Thu 19 Jan, another, an even ...

Volcano Activity Worldwide News & Eruption Updates


News about active volcanoes worldwide / VolcanoDiscovery.

Volcanic Eruptions - Fact Monster


Volcanic Eruptions. A volcanic eruption occurs when molten rock, ash and steam pour through a vent in the earth's crust. Volcanoes are described as active (in ...

Volcano Eruptions - National Geographic Video


Watch spewing volcanoes, descending lava, and a truck try to escape a lava trap.