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Geology

Volcanology

by Alex



Why I Chose This Topic
   
I chose this topic because I am interested in volcanology and how volcanoes work. 
I have also always wanted to be able to do a baking soda volcano for an experiment and this seemed like a great opportunity to try it. I want to study geochemistry  specifically as it deals with the production of lava and lava rock.
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Science Concept 

A volcanologist is a kind of geologist who tries to learn how volcanoes erupt and why they erupt in order to prepare for future eruptions. They often visit volcanoes to pick up different rocks produced by the volcano and take samples of the lava flow. The word volcanology comes from french roots volcanologie meaning much the same thing as volcanology and is also derived from the french word volcan meaning volcano. To become a volcanologist you must have a degree in geoscience and a degree in physics  Some jobs also want you to have a degree in mathematics, chemistry engineering and computer science. There are multiple sub categories of volcanologist such as geochemist volcano geophysicist igneous petrologist and physical volcanologist. 

​A volcanologists salary is typically at the least 16 thousand at the most 451 thousand a year the usual salary is about 80 thousand that means a volcanologist makes about 
fifty one dollars an hour. Out of everyone in the world there are only about one thousand five hundred people currently working as volcanologists.  The volcanoes themselves are an interesting story all their own. The largest volcano in the world is called Llullaillaco and stands twenty two thousand one hundred and ten feet above sea level. There are currently around one thousand three hundred and fifty volcanoes currently active around the world today. Since the year fifteen thousand there have been two hundred Eighty thousand deaths recorded from volcano eruptions. Within the past one hundred years there have been five hundred volcanic eruptions. Volcanic eruptions are caused by gas such as carbon dioxide and water vapors building inside the magma beneath the earth's surface building up pressure to such a degree that the earth below the place where the lava will erupt from begins to get warmer and swell and eventually causes the lava to burst forth from the ground hardening as it flows to create the shape of several types of volcanoes depending on what the lava is made up of. 
    
Application
   
Volcanology provides the people around the radius of a volcano's eruptions  With information about when a volcano is about to erupt. It helps to create evacuation procedures in the event of a volcanic eruption. It helps make vital decisions in the event of a volcanic eruption. It reduces the risk of  disaster resulting from eruptions. Volcanologists  trains non scientists in 

The use of volcano monitoring data and equipment. Volcanologists often monitor volcanoes suspected of erupting soon on a permanent basis. It helps to Inform aircraft about dangerous volcanic ash in the area the plane is flying in. It helps to reduce the downtime of utilities such as water waste, gas and power. It also helps to reduce social vulnerability of indigenous peoples that are used to living under the shadow of a volcano. 

It helps prepare people for the possibility of eruption by giving them more information about the volcano in their area. They manage the identification of the current expertise needed to study the volcano in question. They attempt to forecast the eruption of volcanoes however outside of magnetic unrest in the earth it is difficult for them to forecast. They use VALs or Volcano Alert Levels to easily inform local populations about the possibility of volcanic eruption. They are sometimes helped in the gathering of information by local populations the people that help them are called Vigias.  This is a form of volcano monitoring called community based monitoring.  They arrange emergency evacuation procedures as well as the actual evacuations of people during the event of a volcanic eruption. They also provide transportation for local people out of the area of eruption. They also Have to present scientific information to the shareholders who finance their work. They also build preventive structures to prevent lahar or mud flows as well as oversee zoning for construction in the hopes of preventing damage in the event of a volcanic eruption. These are the applications of volcanology and jobs of a volcanologist. 
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Famous Scientist 
    
David Alexander Johnston was a Geological survey volcanologist from the usa that was killed by the eruption of Mt. Saint Helens in 1980. His work surveying the area of the volcano saved thousands of lives when he and other scientists persuaded the authorities to keep the park closed to the public. He felt very strongly about his duty as a scientist and that it was his duty to protect the public from natural disasters. His famous quote is from the day he died he said Vancouver, Vancouver this is it. He was born on December 18th 1949 and he died on May 19th  1980. 
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Career Path
    
Volcanology is a fairly high paying career with an average salary of 93,580 dollars.
Volcanologists study the volcano and its eruptions, things like the rock that comes from it and its magma. There are currently 1,500 people who work as volcanologists according to google. A volcanologist needs a degree in physics, math , engineering and chemistry. Most employers want them to have a degree in geoscience.

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