Results 51 to 60 of about 211,876 (152)

Simulation Study of the 15 January 2022 Tonga Event: Development of Super Equatorial Plasma Bubbles

open access: yesGeophysical Research Letters, 2023
We present high‐resolution simulation results of the response of the ionosphere/plasmasphere system to the 15 January 2022 Tonga volcanic eruption. We use the coupled Sami3 is Also a Model of the Ionosphere ionosphere/plasmasphere model and the HIgh ...
J. D. Huba, E. Becker, S. L. Vadas
doaj   +1 more source

Effects of the Hunga Tonga-Hunga Ha'apai Volcanic Eruption on Observations at Paranal Observatory

open access: yes, 2023
4 pages, 5 figures, published in ESO Messenger vol ...
De Rosa, Robert J.   +10 more
openaire   +2 more sources

Detection of Different Properties of Ionospheric Perturbations in the Vicinity of the Korean Peninsula After the Hunga‐Tonga Volcanic Eruption on 15 January 2022

open access: yesGeophysical Research Letters, 2022
This study reports different properties of ionospheric perturbations detected to the west and south of the Korean Peninsula after the Hunga‐Tonga volcanic eruption on 15 January 2022.
Junseok Hong   +5 more
doaj   +1 more source

Atmospheric ice nuclei in the Eyjafjallajökull volcanic ash plume [PDF]

open access: yes, 2011
Explosive volcanism affects weather and climate. Primary volcanic ash particles which act as ice nuclei (IN) can modify the phase and properties of cold tropospheric clouds.
B. Nillius   +29 more
core   +2 more sources

EVALUATION OF TSUNAMI SOURCE MECHANISMS ALONG THE TONGA TRENCH AND VOLCANIC ARC – Case Study: Earthquake and Tsunami of 29 September 2009 [PDF]

open access: yesScience of Tsunami Hazards, 2022
The present report provides an evaluation of the tectonics of the upper part of the Tonga Trench and Volcanic Arc Region. The overall tectonics of the region are dominated by the convergence of the Pacific and Australia plates.
George Pararas-Carayannis
doaj  

Investigations on the Global Spread of the Hunga Tonga-Hunga Ha’apai Volcanic Eruption Using Space-Based Observations and Lagrangian Transport Simulations

open access: yesAtmosphere, 2022
On 15 January 2022, the Hunga Tonga-Hunga Ha’apai (HTHH) (175.38° W, 20.54° S) volcano erupted explosively. It is considered the most explosive volcanic eruption during the past 140 years.
Manoj Kumar Mishra   +2 more
doaj   +1 more source

Magma volume, volatile emissions, and stratospheric aerosols from the 1815 eruption of Tambora [PDF]

open access: yes, 2004
We suggest that the Tambora 1815 eruption was smaller than previously thought, yielding 30–33 km3 of magma. Valuable insight into the eruption is gained by comparing it to the much smaller 1991 Pinatubo event, which had a similar eruption style and rate.
Gertisser, R.   +9 more
core   +1 more source

Electric charge within volcanic plumes on Earth and Io [PDF]

open access: yes, 1998
Field, experimental and theoretical investigations have been carried out into the electrification of volcanic plumes. At Sakurajima volcano, Japan, ground-level perturbations of the atmospheric electric potential gradient generated by particulate plumes ...
James, M.R., James, M. R.
core   +4 more sources

High-latitude eruptions cast shadow over the African monsoon and the flow of the Nile [PDF]

open access: yes, 2006
Nile River records indicate very low flow following the 1783–1784 Laki volcanic eruption, as well as after other high-latitude volcanic eruptions. As shown by climate model simulations of the Laki eruption, significant cooling (−1° to −3°C) of the ...
Robock, A.   +3 more
core   +1 more source

Satellite Detection of a Massive Phytoplankton Bloom Following the 2022 Submarine Eruption of the Hunga Tonga‐Hunga Haʻapai Volcano

open access: yesGeophysical Research Letters, 2022
The largest submarine volcanic eruption of this century led to a dramatic phytoplankton bloom north of the island of Tongatapu, in the Kingdom of Tonga.
B. Barone   +3 more
doaj   +1 more source

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