Global Volcanism Program

@SmithsonianGVP

Working to document, understand, and disseminate information about global volcanic activity. | Legal:

Vrijeme pridruživanja: travanj 2019.

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  1. Report from the Bulletin of the Global Volcanism Network: Agung (Indonesia) Quiet returns after explosions on 10 and 13 June 2019. Photo from 10 June courtesy of Rita Bauer (Volcano Verse).

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  2. 6/6 by 1888. For that report and the entire story of the 1883 eruption, see Simkin, Tom, and Fiske, Richard S., 1983, Krakatau 1883: the volcanic eruption and its effects: Smithsonian Institution Press, Washington DC, 464 p.

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  3. 5/6 the Royal Society “to collect the various accounts of the volcanic eruption at Krakatoa, and attendant phenomena, in such form as shall best provide for their preservation, and promote their usefulness.” The report collects and collates all the information available...

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  4. 4/6 entered above; a late policy change that, from some of the archived correspondence, saddened several contributors to the volume." The 1880 report refers to the Report of the Krakatoa Committee of the Royal Society [of Great Britain]. The committee was formed by...

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  5. 3/6 in modern Indonesia. In the original manuscript copy submitted to the printers of the 1888 Royal Society Report, now in the archives of the Royal Society, this spelling has been systematically changed by a neat red line through the final 'au' and the replacement 'oa'...

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  6. 2/6 "Krakatau" for the current volcano. Anak Krakatau is the name of the active cone, but the overall volcano name is simply Krakatau. Here's what Simkin and Fiske (1983) had to say: "Krakatau was the accepted spelling for the volcano in 1883 and remains the accepted spelling...

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  7. 1/6 Ever since the 1883 eruption there has been a lot of confusion about the proper spelling of the Indonesian volcano west of Java and SE of Sumatra. Some reporters have incorrectly made a distinction between the pre-1883 edifice being called "Krakatoa" and then using...

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  8. Random Volcano Monday: Popa, in central Burma (Myanmar), is a large, steep-sided composite cone. A 1.6-km-wide, 850-m-deep caldera is breached to the NW and formed as a result of slope failure. Local legends describe an eruption in 442 BCE.

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  9. Report from the Bulletin of the Global Volcanism Network: Copahue (Chile-Argentina) New ash emissions begin in early August; intermittent and ongoing through October 2019. Photo on 3 August 2019 courtesy of Valentina Sepulveda.

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  10. Report from the Bulletin of the Global Volcanism Network: Turrialba (Costa Rica) Activity diminishes during March-October 2019, but small ash emissions continue. Webcam image from 12 March 2015 courtesy of OVSICORI.

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  11. Reykjanes (Iceland), Taal (Philippines), Fernandina (Ecuador), Kuchinoerabujima (Japan), and Villarrica (Chile) are highlighted in the latest Smithsonian / USGS Weekly Volcanic Activity Report, 22-28 January 2020. See for more

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  12. Report from the Bulletin of the Global Volcanism Network: Fuego (Guatemala) Ongoing ash plume explosions and block avalanches, April-September 2019. Photo from 22 August courtesy of William Chigna.

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  13. Random Volcano Monday: Dabbahu (Ethiopia) is a Pleistocene-to-Holocene volcanic massif. An eruption from a fissure vent on the NE flank in September 2005 produced ashfall deposits and a small pumice dome. Photo by Asfawossen Asrat, 2005.

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  14. Report from the Bulletin of the Global Volcanism Network: Erta Ale (Ethiopia) Continued summit activity and lava flow outbreaks during April-October 2019. Sentinel-2 image from 4 May 2019; courtesy of Sentinel Hub Playground.

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  15. Taal (Philippines), Semeru (Indonesia), Kuchinoerabujima (Japan), Krakatau (Indonesia), and Shishaldin (USA) are highlighted in the latest Smithsonian / USGS Weekly Volcanic Activity Report, 15-21 January 2020. See for more .

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    Whakaari/White Island Update: Visual observations show lava is now visible in the vents created by the December 9th eruption. Read more here:

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  17. Report from the Bulletin of the Global Volcanism Network: Karymsky (Russia) Moderate explosive activity with ash plumes through 24 September 2019. Photo from 14 August 2019 by D. Melnikov; courtesy of IVS FEB RAS, KVERT.

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  18. Random Volcano Monday: Terceira (Portugal) contains four stratovolcanoes constructed along a prominent ESE-WNW-trending fissure zone that cuts across the island. Most Holocene eruptions produced lava flows. Photo by Luís A. da Silveira, 2007.

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  19. People often wonder if volcanism is increasing when a significant event happens and then the media reports on a few more eruptions, so suddenly it seems as if something new is going on. Here's some numbers: 35 new eruptions each year, 78 total on average.

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  20. Report from the Bulletin of the Global Volcanism Network: Shishaldin (United States) Active lava lake and spattering on 23 July 2019; minor explosions and lava fountaining on 17 August. Photo by Dane Ketner; courtesy of Alaska Volcano Observatory (AVO).

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