For a low-lying, densely populated country like the Netherlands, monitoring subsidence is critical. Until recently, tiny displacements in the ground beneath our feet couldn't be mapped nationally but, thanks to the Sentinel-1 ...
Space Exploration
Jun 1, 2016
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The first earthquake rattled Mount St. Helens on March 20, 1980 -- nearly two months before the mountain erupted. But it took awhile for anyone to notice.
Earth Sciences
May 18, 2010
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Observing distant objects is no easy task, thanks to our planet's thick and fluffy atmosphere. As light passes through the upper reaches of our atmosphere, it is refracted and distorted, making it much harder to discern objects ...
Astronomy
Nov 27, 2023
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(Phys.org)—In the south Aegean Sea, the islands of Santorini have been showing signs of unrest for the first time in over half a century. Satellite data confirm that the islands have risen as much as 14 cm since January ...
Earth Sciences
Sep 11, 2012
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Like many of today's household devices, modern infrastructure is gaining the ability to collect and exchange valuable data using wireless devices that monitor the health of buildings and bridges, for example, in real time. ...
Engineering
Jun 14, 2017
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(Phys.org) -- Archived data from the Envisat satellite show that the volcanic island of Santorini has recently displayed signs of unrest. Even after the end of its mission, Envisat information continues to be exploited for ...
Earth Sciences
May 22, 2012
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When Mount Agung in Indonesia erupted in 2017, the search was on to find out why it had stirred. Thanks to information on ground deformation from the Copernicus Sentinel-1 mission, scientists now have more insight into the ...
Earth Sciences
Feb 26, 2019
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A new NASA-led analysis of a moderate magnitude 5.1 earthquake that shook Greater Los Angeles in 2014 finds that the earthquake deformed Earth's crust across a broad region encompassing the northern Los Angeles Basin and ...
Earth Sciences
Oct 21, 2015
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Archived radar data from the Envisat mission are playing an important role in mapping landslides in Switzerland. The mission's vast archives continue to prove useful for mapping ground deformation.
Earth Sciences
Sep 27, 2012
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Scientists with NASA/Caltech's Advanced Rapid Imaging and Analysis project (ARIA) used new satellite data to produce a map of ground deformation on the resort island of Lombok, Indonesia, following a deadly 6.9-magnitude ...
Earth Sciences
Aug 9, 2018
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