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Stephen Self
Stephen Self is an American volcanologist (born in Britain,) best known for his work on large igneous provinces, explosive eruptions, and on the global impacts of volcanism. Education and career Self graduated from Leeds University in 1970, with a BSc in geology. He then went to Imperial College to study for a PhD on the recent volcanology of Terceira Island, Azores, supervised by George P. L. Walker. After completing his PhD thesis in 1974, Self moved to New Zealand as a post-doctoral fellow at Victoria University, Wellington, before moving to the United States as a NASA Research Fellow at Dartmouth College and the NASA Goddard Institute for Space Studies (1977–1979). He was Assistant Professor at Arizona State University from 1979 to 1983, and later Associate Professor and then Professor at University of Texas, Arlington from 1983 to 1990. In 1990, Self moved to the University of Hawaiʻi at Mānoa, Honolulu as a Professor of Geology and Geophysics, before returning to th ...
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Arizona State University
Arizona State University (Arizona State or ASU) is a public university, public research university in Tempe, Arizona, United States. Founded in 1885 as Territorial Normal School by the 13th Arizona Territorial Legislature, the university is one of the List of United States university campuses by enrollment, largest public universities by enrollment in the United States. It was one of about 180 "normal schools" founded in the late 19th century to train teachers for the rapidly growing public common schools. Some closed, but most steadily expanded their role and became state colleges in the early 20th century, then state universities in the late 20th century. One of three universities governed by the Arizona Board of Regents, Arizona State University is a member of the Association of American Universities (AAU) and is Carnegie Classification of Institutions of Higher Education, classified among "R1: Doctoral Universities – Very High Research Activity". ASU has over 183,000 st ...
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Christopher G
Christopher is the English version of a Europe-wide name derived from the Greek name Χριστόφορος (''Christophoros'' or '' Christoforos''). The constituent parts are Χριστός (''Christós''), "Christ" or "Anointed", and φέρειν (''phérein''), "to bear"; hence the "Christ-bearer". As a given name, 'Christopher' has been in use since the 10th century. In English, Christopher may be abbreviated as "Chris", "Topher", and sometimes " Kit". It was frequently the most popular male first name in the United Kingdom, having been in the top twenty in England and Wales from the 1940s until 1995, although it has since dropped out of the top 100. Within the United Kingdom, the name is most common in England and not so common in Wales, Scotland, or Northern Ireland. Cognates in other languages *Afrikaans: Christoffel, Christoforus *Albanian: Kristofer, Kristofor, Kristoforid, Kristo *Arabic: كريستوفر (''Krīstafor, Kristūfar, Krístufer''), اصطفر (''ʔi� ...
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Living People
Purpose: Because living persons may suffer personal harm from inappropriate information, we should watch their articles carefully. By adding an article to this category, it marks them with a notice about sources whenever someone tries to edit them, to remind them of WP:BLP (biographies of living persons) policy that these articles must maintain a neutral point of view, maintain factual accuracy, and be properly sourced. Recent changes to these articles are listed on Special:RecentChangesLinked/Living people. Organization: This category should not be sub-categorized. Entries are generally sorted by family name In many societies, a surname, family name, or last name is the mostly hereditary portion of one's personal name that indicates one's family. It is typically combined with a given name to form the full name of a person, although several give .... Maintenance: Individuals of advanced age (over 90), for whom there has been no new documentation in the last ten ...
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Year Of Birth Missing (living People)
A year is a unit of time based on how long it takes the Earth to orbit the Sun. In scientific use, the tropical year (approximately 365 solar days, 5 hours, 48 minutes, 45 seconds) and the sidereal year (about 20 minutes longer) are more exact. The modern calendar year, as reckoned according to the Gregorian calendar, approximates the tropical year by using a system of leap years. The term 'year' is also used to indicate other periods of roughly similar duration, such as the lunar year (a roughly 354-day cycle of twelve of the Moon's phasessee lunar calendar), as well as periods loosely associated with the calendar or astronomical year, such as the seasonal year, the fiscal year, the academic year, etc. Due to the Earth's axial tilt, the course of a year sees the passing of the seasons, marked by changes in weather, the hours of daylight, and, consequently, vegetation and soil fertility. In temperate and subpolar regions around the planet, four seasons a ...
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Geological Society Of America
The Geological Society of America (GSA) is a nonprofit organization dedicated to the advancement of the geosciences. History The society was founded in Ithaca, New York, in 1888 by Alexander Winchell, John J. Stevenson, Charles H. Hitchcock, John R. Procter and Edward Orton and has been headquartered at 3300 Penrose Place, Boulder, Colorado, US, since 1967. GSA began with 100 members under its first president, James Hall. In 1889 Mary Emilie Holmes became its first female member. It grew slowly but steadily to 600 members until 1931, when a nearly $4 million endowment from 1930 president R. A. F. Penrose Jr. jumpstarted GSA's growth. As of December 2017, GSA had more than 25,000 members in over 100 countries. The society has six regional sections in North America, three interdisciplinary interest groups, and eighteen specialty divisions. Activities The stated mission of GSA is "to advance geoscience research and discovery, service to society, stewardship of Ear ...
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American Geophysical Union
The American Geophysical Union (AGU) is a 501(c)(3) nonprofit organization of Earth, Atmospheric science, atmospheric, Oceanography, ocean, Hydrology, hydrologic, Astronomy, space, and Planetary science, planetary scientists and enthusiasts that according to their website includes 130,000 people (not members). AGU's activities are focused on the organization and dissemination of scientific information in the interdisciplinary and international fields within the Earth and space sciences. The geophysical sciences involve four fundamental areas: atmospheric sciences, atmospheric and ocean sciences; solid-Earth sciences; hydrologic sciences; and space sciences. The organization's headquarters is located on Florida Avenue in Washington, D.C. History The AGU was established in December 1919 by the United States National Research Council, National Research Council (NRC) to represent the United States in the International Union of Geodesy and Geophysics (IUGG), and its first chairman w ...
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International Association Of Volcanology And Chemistry Of The Earth's Interior
International is an adjective (also used as a noun) meaning "between nations". International may also refer to: Music Albums * ''International'' (Kevin Michael album), 2011 * ''International'' (New Order album), 2002 * ''International'' (The Three Degrees album), 1975 *''International'', 2018 album by L'Algérino Songs * The Internationale, the left-wing anthem * "International" (Chase & Status song), 2014 * "International", by Adventures in Stereo from ''Monomania'', 2000 * "International", by Brass Construction from ''Renegades'', 1984 * "International", by Thomas Leer from ''The Scale of Ten'', 1985 * "International", by Kevin Michael from ''International'' (Kevin Michael album), 2011 * "International", by McGuinness Flint from ''McGuinness Flint'', 1970 * "International", by Orchestral Manoeuvres in the Dark from '' Dazzle Ships'', 1983 * "International (Serious)", by Estelle from '' All of Me'', 2012 Politics * Internationalism (politics) * Political internationa ...
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Year Without A Summer
The year 1816 is known as the Year Without a Summer because of severe climate abnormalities that caused average global temperatures to decrease by . Summer temperatures in Europe were the coldest of any on record between 1766 and 2000, resulting in crop failures and major food shortages across the Northern Hemisphere. Evidence suggests that the anomaly was predominantly a volcanic winter event caused by the massive 1815 eruption of Mount Tambora in April in modern-day Indonesia (commonly referred to as the Dutch East Indies at the time). This eruption was the largest in at least 1,300 years (after the hypothesized eruption causing the volcanic winter of 536); its effect on the climate may have been exacerbated by the 1814 eruption of Mayon in the Philippines. The significant amount of volcanic ash and gases released into the atmosphere blocked sunlight, leading to global cooling. Countries such as the United Kingdom and France experienced significant hardship, with food riot ...
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Mount Tambora
Mount Tambora, or Tomboro, is an active stratovolcano in West Nusa Tenggara, Indonesia. Located on Sumbawa in the Lesser Sunda Islands, it was formed by the active subduction zones beneath it. Before the 1815 eruption, its elevation reached more than high, making it one of the tallest peaks in the Indonesian archipelago. Tambora underwent a series of violent eruptions, beginning on 5 April 1815, and culminating in the largest eruption in recorded human history and the largest of the Holocene (10,000 years ago to present). The magma chamber under Tambora had been drained by previous eruptions and lay dormant for several centuries as it refilled. Volcanic activity reached a peak that year, culminating in an explosive eruption that was heard on Sumatra island, more than away and possibly over away in Thailand and Laos. Heavy volcanic ash rains were observed as far away as Borneo, Sulawesi, Java, and Maluku islands, and the maximum elevation of Tambora was reduced from about ...
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1883 Eruption Of Krakatoa
Beginning on 20 May 1883, and ending on 21 October 1883, the volcanic island of Krakatoa, located in the Sunda Strait, had repeated, months long Types of volcanic eruptions, volcanic eruptions. The most destructive of these eruptions occurred on 27 August, when over 70% of the island and its Krakatoa archipelago, surrounding archipelago were destroyed when it erupted so violently it collapsed itself into a caldera. The August eruption had an estimated Volcanic explosivity index, Volcanic Explosivity Index (VEI) of 6, and is List of volcanic eruptions by death toll, one of the deadliest and most destructive volcanic events in recorded history. The explosion was heard away in Perth, Western Australia, and Rodrigues near Mauritius, away. The acoustic pressure wave circled the globe more than three times. At least 36,417 deaths are attributed to the eruption and the tsunamis it created. Significant additional effects were felt worldwide in the days and weeks after the volcano's e ...
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Steve Sparks (volcanologist)
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 work in this field. Career Sparks is a graduate of Imperial College, where he first completed a B.Sc. (1971), and then a PhD (1974) under the supervision of George P. L. Walker. He was subsequently a Research Fellow at Lancaster University (1976–1978), a NATO postdoctoral fellow at the Graduate school of oceanography, University of Rhode Island, USA (1976–1978), and then lecturer at University of Cambridge Department of Earth Sciences (1978–1989), where he was also a Fellow of Trinity Hall, Cambridge. He took up the Chaning Wills Chair of Geology at the University of Bristol in 1989. Sparks has held a number of distinguished visiting positions at other universities, including a period as Sherman Fairchild Distinguished Scholar at Cal ...
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