2019-02-14Geodesy is the science of measuring the size, shape, and gravity field of Earth, and how these change with time.
2018-08-31What causes earthquakes in the interior of North America, far from plate boundaries?
2018-05-07High-resolution images reveal fault movement—before and after quakes—to experts and students
2018-05-04PBO station P496 not only shook during the 7.2 El Mayor–Cucapah earthquake in northwestern Mexico, but moved permanently as a result of it.
Science Fair season is coming soon, giving students a chance to explore hands-on science. (Photo by Molly Tedesche)
In every inSights issue, we feature a few of the dozens of
2017-11-10Want to dig deeper? Click on the "advanced" button in the article for scientific details.
2017-10-12In every InSights issue, ESNO features two of the dozens of tools, modules, and activities that utilize EarthScope data to benefit a wide variety of users (K–12, university educators, informal programs like museums or after-school programs).
2017-06-16A culmination of 15 years of expansive geoscience research
by Gail McCormick - Winter 2017
2017-02-01In every InSights issue, ESNO features two of the dozens of tools, modules, and activities that utilize EarthScope data to benefit a wide variety of users (K–12, university educators, informal programs like museums or after-school programs)
2016-10-24Plate Boundary Observatory monitoring networks on Mount St. Helens
2016-10-23For every InSights issue, we feature two of the dozens of tools, modules, and activities that utilize EarthScope data to benefit a wide variety of users. We intend to reach K–12 and university educators, as well as informal programs like museums.
2016-10-10PBO Station P405 battles the elements at an energetic plate boundary
2016-09-20Using the Plate Boundary Observatory to monitor landslide motion. GPS Station AC55 in Alaska was moving more than expected. Some movement was normal due to tectonic plate movement and residual motion from previous earthquakes—other GPS stations...
Science Nugget - By Bridget Smith-Konter (University of Hawaii at Manoa), David Sandwell (Scripps Institution of Oceanography), Xiaopeng Tong (University of Washington…
2016-09-19Exploring earthquake cycle stress history of seismically active faults of the San Andreas Fault System
By Kerry Klein - Winter 2016
At first blush, the Mackenzie Mountains in northern Canada could be the Rocky Mountains’ long lost sibling. They appear just as angular and…
By Doerte Mann and Beth Bartel - Spring 2015
One of the major benefits of the Plate Boundary Observatory (PBO) is its contribution to prototype Earthquake Early Warning systems (EEW).
By Megan Anderson (CC), Kate Miller (TAMU), Susan Beck (UA), and Margarete Jadamec (UH) - Fall 2014
The structural dissimilarity between basement-involved arches and thin…
By Donald Argus, Yuning Fu, and Felix Landerer - Summer 2014
Approximately 500 sites in California, most of which are part of the Plate Boundary Observatory, are weighing…
By Ellie Boyce - Summer 2014
With high-elevation GPS stations melting out of the snow and the weather becoming milder, the PBO Alaska region began annual helicopter-based…
By Glen Mattioli and David Mencin - Winter 2014
Data from the Yellowstone Gladwin Tensor strainmeter (GTSM) network are improving the understanding of the structure of…
By Kang Hyeun Ji - Fall 2013
Continuous monitoring of volcanic activity provides a way to detect changes from usual activity, provide warning impending eruptions, and…
By UNAVCO - Summer 2013
PBO Change Order 35 authorized UNAVCO to construct two additional geodetic monuments at five existing PBO stations in order to test and compare…
By Glen Mattioli, UNAVCO - Fall 2012
Currently, there are 1120 GPS sites and 28 tilt meters, as well as numerous other strainmeters actively measuring deformation. In…
Max Enders - Spring 2012
When UNAVCO set about building the Earthscope Plate Boundary Observatory (PBO) no challenge was nearly as daunting as the prospect of installing…
The Transportable Array (TA) continues to roll eastward across the US. Having crossed the Mississippi River in March 2011, the TA will…
2010-09-22GPS data collected as part of PBO, though, contain additional information that is very useful in ways unforeseen when the original PBO science plan was created.