Volcanic Eruptions

"Volcanic Eruptions" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

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The ash, dust, gases, and lava released by volcanic explosion. The gases are volatile matter composed principally of about 90% water vapor, and carbon dioxide, sulfur dioxide, hydrogen, carbon monoxide, and nitrogen. The ash or dust is pyroclastic ejecta and lava is molten extrusive material consisting mainly of magnesium silicate. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)


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This graph shows the total number of publications written about "Volcanic Eruptions" by people in this website by year, and whether "Volcanic Eruptions" was a major or minor topic of these publications.
Bar chart showing 2 publications over 2 distinct years, with a maximum of 1 publications in 1999 and 2010
To see the data from this visualization as text, click here.
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