What If Mount Vesuvius Erupted Today?

Mount Vesuvius is one of the nearly dangerous volcanoes in the world, located in the most densely populated volcanic region in the world. And experts say it is due for another cataclysmic blowout.

Vesuvius looms over PompeiiVesuvius looms over the ruins of nearby Pompeii

In Advertisement 79, Mountain Vesuvius famously erupted, spewing a cloud of stones, ash and fumes 33 kilometres in to the air. More than 2,000 people died and the thriving Roman city of Pompeii (as told in the Nature of Things doc,Pompeii's People) was cached under metres of ash for centuries.

The only surviving eyewitness account was documented in two messages written by Pliny the Younger to historian Tacitus. "Ashes were already falling, not every bit nonetheless very thickly. I looked round: a dense black deject was coming up behind us, spreading over the earth similar a flood. We had scarcely sat down to rest when darkness brutal, not the dark of a moonless or cloudy night, merely equally if the lamp had been put out in a closed room," he wrote. We now know that the eruption had 100,000 times the thermal energy of the Hiroshima bombing.

Mount Vesusius is Withal a Unsafe Volcano

Mountain Vesuvius is 1 of the nearly dangerous volcanoes in the globe, located in the most densely populated volcanic region in the world.

Information technology's a stratovolcano, a type known for its explosive eruptions. Information technology's very active, having blown a dozens times before, including subsequently the famous Pompeii event. It last erupted 1944, when 26 people were killed, nearby villages destroyed and US airplanes based at the Pompeii airfield nearby coated with a thick layer of ash.

Today, Vesuvius sits on a 154 square-mile (400 square-kilometer) layer of magma and although its been silent for 72 years, experts say it is due for another cataclysmic blowout.

satellite map of Vesu ias and area

Vesuvius and the surrounding Naples area seen July, 2015. Photo: Copernicus Scout Data

Making Plans To Evacuate

The city of Naples, with a population of over three one thousand thousand people is located just a short 12 kilometres away. And some other 600,000 people live even closer, in the reddish zone (a distance of 10 kilometres from the crater) where they are in the straight path of deadly pyroclastic flows.

The eruption that levelled Pompeii measured a five (some experts say vi) on the Volcanic Explosivity Index. Each increased number indicates an eruption that is 10 times more powerful (the highest score on record then far existence 8). It was preceeded past a powerful earthquake 17 years beforehand, but most accounts, the actual explosion was fairly sudden and lasted two days.

These eruptions are rare, scientists judge that there have been but xx around the world since 1500. Vesuvius' concluding major eruption in 1631 was a VEI four; the volcano started roaring and finally exploded about six days later. Still, 6000 people are idea to have died.

If Vesuvius erupted today, the damage would depend on the calibration of the eruption. Equally a worst case scenario, experts are planning for a VEI 4.

volcano erupts, plume of smokeEyjafjallajökull erupts spewing a plume of smoke into the atmosphere. Photo: iStock

Cost of an Eruption

Even at that level, an eruption would create an intense estrus boom capable of cooking people to death in less than a 2d, followed by a pyroclastic menses of lava and rock while smoke and ashes would shoot into the atmosphere. By some expert estimates, a VEI four or 5 eruption could kill over 10,000 people and cost the Italian economy more than $20 billion. Millions of people would certainly lose power, water and transportation, some for months.

Like Eyjafjallajökull (VEI 4), which blew in 2010, an eruption would disrupt air travel and aircraft on the entire continent, this time for weeks — not days.  Depending on which way the current of air is blowing, Pompeii and near likely downtown Naples could be cached in metres of ash creating work for future archaeologists equally they uncover our Rick Astley CDs and Mutant Ninja Turtle figurines.

That's why the Vesuvius Observatory monitors seismic activeness on Vesuvius 24/7 looking for signs of an impending eruption. The government of Italy has prepared an emergency evactuation plan to move the 600,000 people nearby out of harm's mode within 72 hours. It'south too actively trying to reduce the population living nearby past demolishing illegally constructed buildings, establishing a national park around the volcano to foreclose further construction and offering a financial incentive to get families to relocate.

But the reality is that Vesuvius, the Pompeii ruins and nearby Naples are a huge allure and vital to the local economy, cartoon millions of tourists a yr who are drawn to the fascinating site of a past civilization — a 2,000-year-old city frozen in time and preseved by the aforementioned volcanic eruption that caused its destruction.

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