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
3
22
Remote sensing techniques facilitate observations and monitoring of ground displacements. In particular, space-borne Differential Synthetic Aperture Radar Interferometry (DInSAR) allows accurate measurements of ground deformation ...
Earth Sciences
Apr 12, 2016
0
26
It has long been observed that some volcanoes erupt with little prior warning. Now, scientists have come up with an explanation behind these sudden eruptions that could change the way observers monitor active or dormant volcanoes.
Earth Sciences
Feb 1, 2016
4
56
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
0
86
Lead researcher Hannah Hilbert-Wolf and supervisor Dr. Eric Roberts used innovative methods to examine the ground around Mbeya in Tanzania where a large earthquake occurred some 25,000 years ago.
Earth Sciences
Jun 16, 2015
0
58
Five Sentinel-1A radar scans acquired between 3 October and 2 December 2014 were combined to create this image of ground deformation in Mexico City.
Space Exploration
Dec 12, 2014
0
0
In an urban environment, the effect of a major earthquake such as the 17 Oct. 1989 Loma Prieta event can be pieced together by the infrastructure damaged or destroyed. This study by Kevin M. Schmidt and colleagues details ...
Earth Sciences
Nov 7, 2014
0
0
This photo of volcanoes in Guatemala was taken from NASA's C-20A aircraft during a four-week Earth science radar imaging mission deployment over Central and South America. The conical volcano in the center is "Volcan de Agua." ...
Earth Sciences
Apr 24, 2014
0
0
Massive earthquakes can cause distant volcanoes to sink, according to research in Japan and Chile published on Sunday.
Earth Sciences
Jun 30, 2013
0
0
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
0
0
