Authorities on one of Spain's Canary Islands declared a volcanic eruption that started in September officially finished Saturday following 10 days of no lava flows, seismic activity or significant sulfur dioxide emissions.
Environment
Dec 25, 2021
0
34
The noise created by the Earth's movements has been used to build up a detailed picture of the geological conditions beneath the Greenland Ice Sheet and the impact on ice flow, described in new research led by Swansea University. ...
Earth Sciences
Dec 15, 2021
2
51
Just days after a 2020 magnitude 5.1 earthquake in Tangshan, China, researchers turned nearly 8 kilometers of unused telecom fiber optic cable into a seismic array that detected dozens of aftershocks that were missed by permanent ...
Earth Sciences
Dec 15, 2021
0
3
A volcano that has been spewing lava in Spain's Canary Islands for almost three months fell quiet Tuesday, though scientists warned the lull didn't necessarily mean the eruption is over.
Environment
Dec 14, 2021
0
4
The natural structure of the rigid oceanic crust that forms a shell around Earth contains cracks and faults. These fissures are hydrothermal pathways for heat, water, and chemical solutions to move between the ocean and the ...
Earth Sciences
Dec 10, 2021
0
220
A Canadian-German research team have documented a new type of earthquake in an injection environment in British Columbia, Canada. Unlike conventional earthquakes of the same magnitude, they are slower and last longer. The ...
Earth Sciences
Dec 6, 2021
1
438
Indonesia's Mount Semeru spewed more ash on Monday, hampering the search for survivors as the death toll rose to 22 following the volcano's deadly weekend eruption.
Environment
Dec 6, 2021
0
27
Three-dimensional fault models are generally more accurate than two-dimensional line models at sending ground shaking alerts to the correct areas as part of an earthquake early warning system, according to a new study.
Earth Sciences
Dec 3, 2021
0
51
They come with eagle-eyed drones and high-precision instruments. Aided by satellites, they analyze gas emissions and the flows of molten rock. On the ground, they collect everything from the tiniest particles to "lava bombs" ...
Earth Sciences
Dec 2, 2021
1
450
Geologists describe the process of an earthquake as occurring in three distinct phases. During the interseismic phase, strain builds up along a fault as adjacent pieces of crust catch onto one another and move in opposite ...
Earth Sciences
Nov 29, 2021
0
17
