David Alexander Johnston (December 18, 1949 – May 18, 1980) was an American United States Geological Survey (USGS) volcanologist who was killed by the...

Volcanology (also spelled vulcanology) is the study of volcanoes, lava, magma and related geological, geophysical and geochemical phenomena (volcanism)...

The word volcanologist (or vulcanologist) is derived from the English volcanology (volcano + -logy), which was derived from the French volcanologie (or...

The David A. Johnston Cascades Volcano Observatory (CVO) is a volcano observatory in the US that monitors volcanoes in the northern Cascade Range. It...

Journal of Volcanology and Geothermal Research. 177 (4): 1055–1062. Bibcode:2008JVGR..177.1055B. doi:10.1016/j.jvolgeores.2008.07.023. Johnston, D.M.; Stewart...

eruption, and was very distraught about the death of volcanologist David A. Johnston, who was Glicken's mentor and supervisor in Spring 1980 at Mount St...

Krakatoa was about to occur, the seismologists at Philippine Institute of Volcanology, and Seismology (PHIVOLCS) and its director Ray Punongbayan, were mostly...

geology, planetary geology, sedimentology, soil science, stratigraphy, and volcanology. In this list, the person listed is a geologist unless another specialty...

in the North Tanzanian diverging rift, East Africa" (PDF). Journal of Volcanology and Geothermal Research. 173 (1): 99. Bibcode:2008JVGR..173...99N. doi:10...

the age of rock samples from Kamaʻehuakanaloa. The Hawaii Center for Volcanology tested samples recovered by various expeditions, notably the 1978 expedition...