搜索结果: 1-15 共查到“地质学 volcanic”相关记录102条 . 查询时间(0.14 秒)
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Reawakened geyser does not foretell Yellowstone volcanic eruptions(图)
Reawakened geyser does foretell Yellowstone volcanic eruptions
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...
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Geoscientists develop new approach to understanding massive volcanic eruptions(图)
Geoscientists approach massive volcanic eruptions
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...
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Cascading events led to 2018 Kilauea volcanic eruption, providing forecast clues(图)
Cascading events 2018 Kilauea volcanic eruption providing forecast
2020/12/11
The 2018 eruption of Kilauea volcano was one of the largest volcanic events in Hawaii in the last 200 years. The eruption was triggered by a relatively small and rapid change in the volcano after a de...
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ALMA shows volcanic impact on the atmosphere of Jupiter's moon Io(图)
ALMA volcanic impact atmosphere Jupiter moon Io
2020/11/6
New radio images from the U.S. National Science Foundation-funded Atacama Large Millimeter/submillimeter Array, ALMA, show for the first time the direct effect of volcanic activity on the at...
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Photos may improve understanding of volcanic processes(图)
Photos improve understanding volcanic processes
2020/7/24
The shapes of volcanoes and their craters provide critical information on their formation and eruption history. Techniques applied to photographs -- photogrammetry -- show promise in correlating shape...
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Volcanic coal-burning in Siberia led to climate change 252 million years ago(图)
Volcanic coal-burning Siberia led climate change 252 million years ago
2020/6/19
A team of researchers led by Arizona State University geoscientist Linda Elkins-Tanton has provided the first direct evidence that extensive coal burning in Siberia was a cause of the Permo-...
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Major deep carbon sink linked to microbes at volcanic island chains(图)
deep carbon sink microbes volcanic island chains
2019/11/22
As much as 19 percent more carbon dioxide than previously believed is removed naturally and stored deep underground in seafloor trenches near island chains of volcanoes, according to a study in the jo...
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Tidal Cycles Could Help Predict Volcanic Eruptions,Study Suggests(图)
Tidal Cycles Predict Volcanic Eruptions
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...
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LSU Researchers Discover Minerals in Volcanic Rock that May Offer New Insights into the First 1.5 Billion Years of Earth's Evolution(图)
LSU Researchers Minerals Volcanic Rock First 1.5 Billion Years Earth's Evolution
2017/11/23
The first 1.5 billion years of Earth’s evolution is subject to considerable uncertainty due to the lack of any significant rock record prior to four billion years ago and a very limited record until a...
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Gases from ancient Inland Northwest volcanic eruptions blocked out sun,cooling planet(图)
Gases ancient Inland Northwest volcanic eruptions blocked out sun cooling planet
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...
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Large Volcanic Eruptions in Tropics Can Trigger El Nino Events(图)
Large Volcanic Eruptions Tropics El Nino Events
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....
Analyzing magma temperatures may help get closer to forecasting volcanic eruptions
temperatures volcanic eruptions
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...
Volcanologists are gaining a new understanding of what’s going on inside the magma reservoir that lies below an active volcano, and they’re finding a colder, more solid place than previously thought, ...
Taking advantage of a rare orbital alignment between two of Jupiter’s moons, Io and Europa, researchers have obtained an exceptionally detailed map of the largest lava lake on Io, the most volcanicall...