Results 81 to 90 of about 170,526 (194)

Impacts of a Pinatubo‐size volcanic eruption on ENSO

open access: yes, 2017
Observations and model simulations of the climate responses to strong explosive low‐latitude volcanic eruptions suggest a significant increase in the likelihood of El Niño during the eruption and posteruption years, though model results have been ...
E. Predybaylo   +3 more
semanticscholar   +1 more source

Seismic constraints on caldera dynamics from the 2015 Axial Seamount eruption

open access: yesScience, 2016
Volcano monitoring goes into the deep Axial Seamount is a large and active submarine volcano along the Juan de Fuca midocean ridge off the coast of the western United States.
W. Wilcock   +9 more
semanticscholar   +1 more source

Sequential Assimilation of Volcanic Monitoring Data to Quantify Eruption Potential: Application to Kerinci Volcano, Sumatra

open access: yesFrontiers in Earth Science, 2017
Quantifying the eruption potential of a restless volcano requires the ability to model parameters such as overpressure and calculate the host rock stress state as the system evolves.
Yan Zhan   +3 more
doaj   +1 more source

Volcanic lightning and plume behavior reveal evolving hazards during the April 2015 eruption of Calbuco volcano, Chile

open access: yes, 2016
Soon after the onset of an eruption, model forecasts of ash dispersal are used to mitigate the hazards to aircraft, infrastructure, and communities downwind. However, it is a significant challenge to constrain the model inputs during an evolving eruption.
A. V. Van Eaton   +8 more
semanticscholar   +1 more source

Volcanic plume measurements using a UAV for the 2014 Mt. Ontake eruption

open access: yesEarth, Planets and Space, 2016
A phreatic eruption of Mt. Ontake, Japan, started abruptly on September 27, 2014, and caused the worst volcanic calamity in recent 70 years in Japan. We conducted volcanic plume surveys using an electric multirotor unmanned aerial vehicle to elucidate ...
Toshiya Mori   +6 more
semanticscholar   +1 more source

Eruption times and patterns of permanent teeth in school children of India

open access: yesIndian Journal of Dental Research, 2011
Aim: To study the eruption pattern of permanent teeth excluding third molars in school children of Mysore, South India. Objectives: To compare the eruption times determined with previous studies.
Ambika Lakshmappa   +2 more
doaj   +1 more source

Preparatory and precursory processes leading up to the 2014 phreatic eruption of Mount Ontake, Japan

open access: yesEarth, Planets and Space, 2015
We analyzed seismicity linked to the 2014 phreatic eruption of Mount Ontake, Japan, on 27 September 2014. We first relocated shallow volcano tectonic (VT) earthquakes and long-period (LP) events from August to September 2014. By applying a matched-filter
A. Kato   +6 more
semanticscholar   +1 more source

VISCOUS FLOW MODELING USING THE VORTEX PARTICLES METHOD

open access: yesTASK Quarterly, 2009
The vortex particle method is an easy and attractive tool to analyze flow phenomena by investigating vorticity fields and the generation of vorticity at solid walls.
HENRYK KUDELA, ZIEMOWIT MIŁOSZ MALECHA
doaj  

Families of long-period earthquakes at the Young Shiveluch volcano (Russia) in 2022–2023

open access: yesВестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле
On April 10, 2023, the strongest eruption of the Young Shiveluch volcano ( Russia, Kamchatka Peninsula) in the last 60 years occurred. The eruption was preceded by a long seismic activity since the end of July 2022.
А.А. Shakirova, А.S. Chemaryov
doaj   +1 more source

On Volcanic Eruptions [PDF]

open access: yesNature, 1874
A PASSAGE in Nasmyth's work on the “Moon” suggests, as a consequence, an explanation of volcanic eruptions that I have often given in lectures. The point to be explained is, why they are sudden and intermittent. Processes of cooling and expansion are gradual.
openaire   +3 more sources

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