搜索结果: 1-15 共查到“理学 Volcanic Eruptions”相关记录32条 . 查询时间(0.062 秒)
Reawakened geyser does not foretell Yellowstone volcanic eruptions（图）
Reawakened geyser does foretell Yellowstone volcanic eruptions
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2021/1/18
When Yellowstone National Park's Steamboat Geyser -- which shoots water higher than any active geyser in the world -- reawakened in 2018 after more than three years of dormancy, some speculated that i...
Geoscientists develop new approach to understanding massive volcanic eruptions（图）
Geoscientists approach massive volcanic eruptions
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2021/1/18
A team of geoscientists has developed a new way to reconstruct the sizes of volcanic eruptions that occurred thousands of years ago, creating a first-of-its kind tool that can aid in understanding pas...
Tidal Cycles Could Help Predict Volcanic Eruptions,Study Suggests（图）
Tidal Cycles Predict Volcanic Eruptions
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2018/2/1
ust before a surprise eruption of New Zealand’s Ruapehu volcano in 2007, seismic tremor near its crater became tightly correlated with twice-monthly changes in the strength of tidal forces, a new stud...
Future Volcanic Eruptions Could Cause More Climate Disruption（图）
Future Volcanic Eruptions More Climate Disruption
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2017/11/23
Major volcanic eruptions in the future have the potential to affect global temperatures and precipitation more dramatically than in the past because of climate change, according to a new study led by ...
Gases from ancient Inland Northwest volcanic eruptions blocked out sun,cooling planet（图）
Gases ancient Inland Northwest volcanic eruptions blocked out sun cooling planet
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2017/10/25
The Pacific Northwest was home to one of the Earth’s largest known volcanic eruptions, a millennia-long spewing of sulfuric gas that blocked out the sun and cooled the planet, Washington State Univers...
Large Volcanic Eruptions in Tropics Can Trigger El Nino Events（图）
Large Volcanic Eruptions Tropics El Nino Events
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2017/10/25
Explosive volcanic eruptions in the tropics can lead to El Niño events, those notorious warming periods in the Pacific Ocean with dramatic global impacts on the climate, according to a new study....
Massive Antarctic Volcanic Eruptions Linked to Abrupt Southern Hemisphere Climate Changes Near the End of the Last Ice Age（图）
Massive Antarctic Volcanic Eruptions Southern Hemisphere Climate Changes Last Ice Age
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2017/9/20
New findings published today in the Proceedings of the National Academy of Sciences of the United States of America (PNAS) by Desert Research Institute (DRI) Professor Joseph R. McConnell, Ph.D., and ...
Volcanic Eruptions Drove Ancient Global Warming Event（图）
Volcanic Eruptions Ancient Global Warming Event
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2017/9/19
A natural global warming event that took place 56 million years ago was triggered almost entirely by volcanic eruptions that occurred as Greenland separated from Europe during the opening of the North...
Analyzing magma temperatures may help get closer to forecasting volcanic eruptions
temperatures volcanic eruptions
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2017/7/21
Although volcanic eruptions are often quite hazardous, scientists have been unable to pinpoint the processes leading up to major eruptions – and one important limitation has been a lack of knowledge a...
New study estimates frequency of volcanic eruptions
frequency volcanic eruptions
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2017/1/9
Holidaymakers concerned about fresh volcanic eruptions causing flight-disrupting ash clouds might be reassured by a study setting out the first reliable estimates of their frequency.While the Universi...
Virginia Tech researchers explore gigantic volcanic eruptions that caused worldwide mass extinctions
Virginia Tech researchers volcanic eruptions caused worldwide mass extinctions
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2016/11/29
A paper published in Nature Communications by Virginia Tech researchers confirms a major feature in the formation of large igneous provinces — massive worldwide volcanic eruptions that created in...
Laboratory studies on electrical effects during volcanic eruptions
Experimental volcanology explosive volcanism magma fragmentation contact electricity electrical effects
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2015/10/8
This laboratory study reports on electrical phenomena during the explosive eruption of a basaltoid silicate melt. Contact electricity is produced in the phase of thermo-hydraulic fracturing of magma d...
Robust satellite techniques for monitoring volcanic eruptions
satellite remote sensing AVHRR robust techniques volcanic aerosols detection
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2015/9/28
Through this paper the robust approach to monitoring volcanic aerosols by satellite is applied to an extended set of events affecting Stromboli and Etna volcanoes to assess its performance in automate...
The largest magnitudes of earthquakes associated with some historical volcanic eruptions and their volcanological significance
Earthquake magnitudes distance of perceptibility 1815 eruption of Tambora 1883 eruption of Krakatau magmatotectonic earthquakes
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2015/9/28
We know several reports of earthquake swarms associated with volcanic eruptions in the 19th century or older periods when seismographs were not yet available. Even if we have no seismographs, the larg...
Numerical simulation of explosive volcanic eruptions from the conduit flow to global atmospheric scales
numerical modeling explosive volcanic eruptions conduit flow multiphase flow simulation stratospheric sulfate aerosol
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2015/9/10
Volcanic eruptions are unsteady multiphase phenomena, which encompass many inter-related processes across the
whole range of scales from molecular and microscopic to macroscopic, synoptic and global....