Vulcanologist
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A volcanologist, or volcano scientist, is a
geologist A geologist is a scientist who studies the solid, liquid, and gaseous matter that constitutes Earth and other terrestrial planets, as well as the processes that shape them. Geologists usually study geology, earth science, or geophysics, althoug ...
who focuses on understanding the formation and eruptive activity of
volcano A volcano is a rupture in the Crust (geology), crust of a Planet#Planetary-mass objects, planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and volcanic gas, gases to escape from a magma chamber below the surface. On Ear ...
es. Volcanologists frequently visit volcanoes, sometimes active ones, to observe and monitor
volcanic eruption Several types of volcanic eruptions—during which lava, tephra (ash, lapilli, volcanic bombs and volcanic blocks), and assorted gases are expelled from a volcanic vent or fissure—have been distinguished by volcanologists. These are oft ...
s, collect eruptive products including
tephra Tephra is fragmental material produced by a volcanic eruption regardless of composition, fragment size, or emplacement mechanism. Volcanologists also refer to airborne fragments as pyroclasts. Once clasts have fallen to the ground, they re ...
(such as ash or
pumice Pumice (), called pumicite in its powdered or dust form, is a volcanic rock that consists of highly vesicular rough-textured volcanic glass, which may or may not contain crystals. It is typically light-colored. Scoria is another vesicular v ...
), rock and
lava Lava is molten or partially molten rock (magma) that has been expelled from the interior of a terrestrial planet (such as Earth) or a moon onto its surface. Lava may be erupted at a volcano or through a fracture in the crust, on land or un ...
samples. One major focus of inquiry in recent times is the prediction of eruptions to alleviate the impact on surrounding populations and monitor natural hazards associated with volcanic activity. Geologists who research volcanic materials that make up the solid Earth are referred to as igneous petrologists.


Etymology

The word ''volcanologist'' (or ''vulcanologist'') is derived from the English
volcanology Volcanology (also spelled vulcanology) is the study of volcanoes, lava, magma and related geological, geophysical and geochemical phenomena (volcanism). The term ''volcanology'' is derived from the Latin word '' vulcan''. Vulcan was the an ...
(
volcano A volcano is a rupture in the Crust (geology), crust of a Planet#Planetary-mass objects, planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and volcanic gas, gases to escape from a magma chamber below the surface. On Ear ...
+ -logy), which was derived from the French volcanologie (or vulcanologie), which was further derived from the French word volcan (volcano), which was even further derived from Vulcanus, the Latin name of the Roman god of
fire Fire is the rapid oxidation of a material (the fuel) in the exothermic chemical process of combustion, releasing heat, light, and various reaction products. At a certain point in the combustion reaction, called the ignition point, flames a ...
and
metalworking Metalworking is the process of shaping and reshaping metals to create useful objects, parts, assemblies, and large scale structures. As a term it covers a wide and diverse range of processes, skills, and tools for producing objects on every scal ...
. The Latin word is of Estrucan origin, but unknown meaning.


Job overview


Job description

Volcanologists research many aspects of volcanic processes to better understand planetary formation or to monitor current and future
volcanic eruptions Several types of volcanic eruptions—during which lava, tephra (ash, lapilli, volcanic bombs and volcanic blocks), and assorted gases are expelled from a volcanic vent or fissure—have been distinguished by volcanologists. These are often ...
in order to protect citizens living in volcanic hazard zones. Volcanologists work at universities, museums or other national research institutes (often including volcano observatories), or in industry. Volcanologists working in academia will be usually involved in teaching geology classes if based at a university ( lecturer or
professor Professor (commonly abbreviated as Prof.) is an academic rank at universities and other post-secondary education and research institutions in most countries. Literally, ''professor'' derives from Latin as a "person who professes". Professors ...
), running of laboratory experiments, data collection, and writing of scientific peer-reviewed papers for the scientific community to critique and advance knowledge and discovery. Volcanologists working for volcano observatories and museums work in close collaboration with academic researchers, but day-to-day tasks may also include the collection and curation of volcanic samples, writing of reports from monitoring stations, and public outreach relating to volcanic hazards and climate change


Sub-disciplines of volcanology

* Igneous petrologist * Physical volcanogist - someone who typically studies the physical characteristics of volcanic ash deposits and rocks. * Experimental petrologist - someone who simulates volcanic and magmatic processes in a laboratory (are often specialists in
thermodynamics Thermodynamics is a branch of physics that deals with heat, work, and temperature, and their relation to energy, entropy, and the physical properties of matter and radiation. The behavior of these quantities is governed by the four laws of th ...
applied to Earth processes). * Geochemist - those who study the chemical composition of volcanic rocks and gases (see also
isotope geochemistry Isotope geochemistry is an aspect of geology based upon the study of natural variations in the relative abundances of isotopes of various elements. Variations in isotopic abundance are measured by isotope ratio mass spectrometry, and can reveal ...
). Geochemists often use mass spectrometry and
electron microprobe An electron microprobe (EMP), also known as an electron probe microanalyzer (EPMA) or electron micro probe analyzer (EMPA), is an analytical tool used to non-destructively determine the chemical composition of small volumes of solid materials. It ...
analysis to understand the pre-eruption history of volcanic rocks and how fast eruptions occur. * Volcano geophysicist (or volcano seismologist) * Planetary volcanologist - someone who studies volcanic processes on other planetary bodies.


History


Notable volcanologists (currently active)

*
Haraldur Sigurdsson Haraldur is a masculine Icelandic given name. Notable people with the name include: * Haraldur Freyr Guðmundsson (born 1981), Icelandic professional football defender * Haraldur Ingólfsson (born 1970), Icelandic former footballer * Haraldur Kà ...
(1939-), Icelandic volcanologist and geochemist * Bill McGuire (born 1954) *
Keith Rowley Keith Christopher Rowley (born 24 October 1949) is a Trinidadian and Tobagonian politician serving as the seventh prime minister of Trinidad and Tobago, first elected into office on 9 September 2015 and again following the 2020 general elect ...
(born 1949; Prime Minister of Trinidad and Tobago since 2015) *
Robert Stephen John Sparks Sir Robert Stephen John Sparks, (born 15 May 1949), is Chaning Wills Professor of Geology in the Department of Earth Sciences at the University of Bristol. He is one of the world's leading volcanologists and has been widely recognised for his w ...
Chaning Wills Professor of Geology in the Department of Earth Sciences at the
University of Bristol , mottoeng = earningpromotes one's innate power (from Horace, ''Ode 4.4'') , established = 1595 – Merchant Venturers School1876 – University College, Bristol1909 – received royal charter , type ...
. * Donald B. Dingwell (born 1958 in Corner Brook, Newfoundland, Canada) is a geoscientist, the director of the Department of Earth and Environmental Sciences and Ordinarius for Mineralogy and Petrology of the Ludwig Maximilian University of Munich * Katharine Cashman is an American volcanologist, professor of
volcanology Volcanology (also spelled vulcanology) is the study of volcanoes, lava, magma and related geological, geophysical and geochemical phenomena (volcanism). The term ''volcanology'' is derived from the Latin word '' vulcan''. Vulcan was the an ...
at the
University of Bristol , mottoeng = earningpromotes one's innate power (from Horace, ''Ode 4.4'') , established = 1595 – Merchant Venturers School1876 – University College, Bristol1909 – received royal charter , type ...
* Terry Plank an American geochemist, volcanologist and professor of Earth science at Columbia College,
Columbia University Columbia University (also known as Columbia, and officially as Columbia University in the City of New York) is a private research university in New York City. Established in 1754 as King's College on the grounds of Trinity Church in Manhatt ...
, and the
Lamont Doherty Earth Observatory Lamont or LaMont may refer to: People *Lamont (name), people with the surname or given name ''Lamont'' or ''LaMont'' * Clan Lamont, a Scottish clan Places Canada *Lamont, Alberta, a town in Canada *Lamont County, a municipal district in Alberta ...
* Richard Arculus is an Australian petrologist and volcanologist, formerly a professor of the School of Earth Sciences at the
Australian National University The Australian National University (ANU) is a public research university located in Canberra, the capital of Australia. Its main campus in Acton encompasses seven teaching and research colleges, in addition to several national academies an ...
. *
Rosaly Lopes Rosaly M. C. Lopes (born January 8, 1957) is a planetary geologist, volcanologist, an author of numerous scientific papers and several books, as well as a proponent of education. Her major research interests are in planetary and terrestrial su ...
(born 8 January 1957 in
Rio de Janeiro Rio de Janeiro ( , , ; literally 'River of January'), or simply Rio, is the capital of the state of the same name, Brazil's third-most populous state, and the second-most populous city in Brazil, after São Paulo. Listed by the GaWC as a ...
,
Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
) is a Senior Scientist at NASA's
Jet Propulsion Laboratory The Jet Propulsion Laboratory (JPL) is a federally funded research and development center and NASA field center in the City of La Cañada Flintridge, California, United States. Founded in the 1930s by Caltech researchers, JPL is owned by NASA an ...
specializing in planetary
geology Geology () is a branch of natural science concerned with Earth and other astronomical objects, the features or rocks of which it is composed, and the processes by which they change over time. Modern geology significantly overlaps all other Ea ...
and volcanology * Clive Oppenheimer (born 1964) is a British volcanologist, and Professor of Volcanology in the Department of Geography of the
University of Cambridge The University of Cambridge is a public collegiate research university in Cambridge, England. Founded in 1209 and granted a royal charter by Henry III in 1231, Cambridge is the world's third oldest surviving university and one of its most pr ...
*
Tamsin Mather Tamsin Alice Mather (born 1976) is a British Professor of Earth Sciences at the Department of Earth Sciences, University of Oxford and a Fellow of University College, Oxford. She studies volcanic processes and their impacts on the Earth's env ...
British Professor of Earth Sciences at the Department of Earth Sciences,
University of Oxford , mottoeng = The Lord is my light , established = , endowment = £6.1 billion (including colleges) (2019) , budget = £2.145 billion (2019–20) , chancellor ...
. She studies volcanic processes and their impacts on the Earth's environment and has appeared on the television and radio * Marie Edmonds (born 14 September 1975) is a Professor of volcanology and geology at the
University of Cambridge The University of Cambridge is a public collegiate research university in Cambridge, England. Founded in 1209 and granted a royal charter by Henry III in 1231, Cambridge is the world's third oldest surviving university and one of its most pr ...
whose research focuses on the physics and chemistry of volcanic eruptions and magmatism and understanding volatile cycling in the solid Earth as mediated by
plate tectonics Plate tectonics (from the la, label=Late Latin, tectonicus, from the grc, τεκτονικός, lit=pertaining to building) is the generally accepted scientific theory that considers the Earth's lithosphere to comprise a number of large ...
* Jani Radebaugh American planetary scientist and professor of geology at
Brigham Young University Brigham Young University (BYU, sometimes referred to colloquially as The Y) is a private research university in Provo, Utah. It was founded in 1875 by religious leader Brigham Young and is sponsored by the Church of Jesus Christ of Latter-d ...
*
Lindy Elkins-Tanton Lindy Elkins-Tanton is a planetary scientist and professor; her research concerns terrestrial planetary evolution. She is the Principal Investigator of NASA's '' Psyche'' mission to explore the metallic asteroid 16 Psyche, Arizona State Universit ...
, planetary scientist and professor with expertise in planet formation and evolution. She is the Director of the School of Earth and Space Exploration at Arizona State University (ASU) in
Tempe, Arizona , settlement_type = City , named_for = Vale of Tempe , image_skyline = Tempeskyline3.jpg , imagesize = 260px , image_caption = Tempe skyline as se ...
, Principal Investigator of NASA's Psyche mission, and former director of the
Carnegie Institution for Science The Carnegie Institution of Washington (the organization's legal name), known also for public purposes as the Carnegie Institution for Science (CIS), is an organization in the United States established to fund and perform scientific research. Th ...
's Department of Terrestrial Magnetism. * Jenni Barclay, professor of
volcanology Volcanology (also spelled vulcanology) is the study of volcanoes, lava, magma and related geological, geophysical and geochemical phenomena (volcanism). The term ''volcanology'' is derived from the Latin word '' vulcan''. Vulcan was the an ...
at the
University of East Anglia The University of East Anglia (UEA) is a public research university in Norwich, England. Established in 1963 on a campus west of the city centre, the university has four faculties and 26 schools of study. The annual income of the institution f ...
. She works on ways to mitigate volcanic risks, the interactions between rainfall and volcanic activity and the communication of volcanic hazards in the Caribbean *
Claire Horwell Claire Judith Horwell is a professor of Geohealth in the Department of Earth Sciences and Institute of Hazard, Risk and Resilience at Durham University and the founding Director of the International Volcanic Health Hazard Network (IVHHN). She stu ...
, professor of Geohealth in the Department of Earth Sciences and Institute of Hazard, Risk and Resilience at Durham University and the founding Director of the International Volcanic Health Hazard Network (IVHHN). She studies the health hazards of natural and industrial mineral dusts


Notable volcanologists

*
Plato Plato ( ; grc-gre, Πλάτων ; 428/427 or 424/423 – 348/347 BC) was a Greek philosopher born in Athens during the Classical period in Ancient Greece. He founded the Platonist school of thought and the Academy, the first institution ...
(428–348 BC) *
Pliny the Elder Gaius Plinius Secundus (AD 23/2479), called Pliny the Elder (), was a Roman author, naturalist and natural philosopher, and naval and army commander of the early Roman Empire, and a friend of the emperor Vespasian. He wrote the encyclopedic ' ...
(23–79 AD) * Pliny the Younger (61 – ) * George-Louis Leclerc, Comte de Buffon (1707–1788) * James Hutton (1726–1797) *
Déodat Gratet de Dolomieu Dieudonné Sylvain Guy Tancrède de Gratet de Dolomieu usually known as Déodat de Dolomieu (; 23 June 175028 November 1801) was a French geologist. The mineral and the rock dolomite and the largest summital crater on the Piton de la Fournaise vo ...
(1750–1801) *
George Julius Poulett Scrope George Julius Poulett Scrope FRS (10 March 1797 – 19 January 1876) was an English geologist and political economist as well as a Member of Parliament and magistrate for Stroud in Gloucestershire. While an undergraduate at Cambridge, th ...
(1797–1876) *
Giuseppe Mercalli Giuseppe Mercalli (21 May 1850 – 19 March 1914) was an Italian volcanologist and Catholic priest. He is known best for the Mercalli intensity scale for measuring earthquake intensity. Biography Born in Milan, Mercalli was ordained a Roman C ...
(1850–1914) * Alfred Lacroix (1863–1948) * Frank A. Perret (1867–1943) *
Thomas Jaggar Thomas Augustus Jaggar Jr. (January 24, 1871 – January 17, 1953) was an American volcanologist. He founded the Hawaiian Volcano Observatory and directed it from 1912 to 1940. The son of Thomas Augustus Jaggar, Jaggar Jr. graduated with a Ph ...
(1871–1953), founder of the
Hawaiian Volcano Observatory The Hawaiian Volcano Observatory (HVO) is an agency of the U.S. Geological Survey (USGS) and one of five volcano observatories operating under the USGS Volcano Hazards Program. Based in Hilo, Hawaii, the observatory monitors six Hawaiian volcan ...
* Alfred Rittmann (1893–1980) * Sigurður Þórarinsson (1912–1983), * Haroun Tazieff (1914–1998), advisor to the
French Government The Government of France (French: ''Gouvernement français''), officially the Government of the French Republic (''Gouvernement de la République française'' ), exercises executive power in France. It is composed of the Prime Minister, who i ...
and Jacques Cousteau * George P. L. Walker (1926–2005), pioneering volcanologist who transformed the subject into a quantitative science *
Katia and Maurice Krafft Catherine Joséphine "Katia" Krafft (née Conrad; April 17, 1942 – June 3, 1991) and her husband, Maurice Paul Krafft (March 25, 1946 – June 3, 1991), were French volcanologists who died in a pyroclastic flow on Mount Unzen, in Japan, on Jun ...
(1942–1991 and 1946–1991, respectively), died at
Mount Unzen is an active volcanic group of several overlapping stratovolcanoes, near the city of Shimabara, Nagasaki on the island of Kyushu, Japan's southernmost main island. In 1792, the collapse of one of its several lava domes triggered a megatsunam ...
in Japan, 1991 * Peter Francis (1944–1999) *
David A. Johnston David Alexander Johnston (December 18, 1949 – May 18, 1980) was an American United States Geological Survey (USGS) volcanologist who was killed by the 1980 eruption of Mount St. Helens in the U.S. state of Washington. A principal scientist on ...
(1949–1980), killed during the
1980 eruption of Mount St. Helens On March 27, 1980, a series of volcanic explosions and pyroclastic flows began at Mount St. Helens in Skamania County, Washington, United States. A series of phreatic blasts occurred from the summit and escalated until a major explosive er ...
*
Harry Glicken Harry Glicken (March 7, 1958 â€“ June 3, 1991) was an American volcanologist. He researched Mount St. Helens in the United States before and after its 1980 eruption, and was very distraught about the death of volcanologist David A. Johnston ...
(1958–1991), died at
Mount Unzen is an active volcanic group of several overlapping stratovolcanoes, near the city of Shimabara, Nagasaki on the island of Kyushu, Japan's southernmost main island. In 1792, the collapse of one of its several lava domes triggered a megatsunam ...
in Japan by
Pyroclastic flow A pyroclastic flow (also known as a pyroclastic density current or a pyroclastic cloud) is a fast-moving current of hot gas and volcanic matter (collectively known as tephra) that flows along the ground away from a volcano at average speeds of b ...
, 1991


See also

*
Volcanology Volcanology (also spelled vulcanology) is the study of volcanoes, lava, magma and related geological, geophysical and geochemical phenomena (volcanism). The term ''volcanology'' is derived from the Latin word '' vulcan''. Vulcan was the an ...
*
Volcanism Volcanism, vulcanism or volcanicity is the phenomenon of eruption of molten rock (magma) onto the surface of the Earth or a solid-surface planet or moon, where lava, pyroclastics, and volcanic gases erupt through a break in the surface called a ...
*
Igneous Petrology Igneous petrology is the study of igneous rocks—those that are formed from magma. As a branch of geology, igneous petrology is closely related to volcanology, tectonophysics, and petrology in general. The modern study of igneous rocks utilizes a ...


References


External links


Volcano Live- What is a volcanologist?

Environmental Science- How to Become a Volcanologist
{{Authority control Science occupations