Uplift and subsidence associated with a June 2007 earthquake swam on Kilauea Volcano are depicted in this ALOS PALSAR interferogram. Kilauea Volcano, located on the southeast portion of the island of Hawaii, has been erupting continuously since 1993. Credit: Zhong Lu, USGS.

Synthetic-Aperture Radar (SAR), Earth Observation, and Mapping

Mark Altaweel

Synthetic-Aperture Radar (SAR) is becoming more widely available and increasingly part of Earth observation satellites.

New Satellite Technologies to Monitor Volcanoes and Earthquakes

Mark Altaweel

One relatively new satellite is a small satellite system called the CubeSat Imaging Radar for Earth Sciences (CIRES).

Ground Movement in Norway

Caitlin Dempsey

Data from InSAR Norway has helped the  Geological Survey of Norway learn where there are areas of significant ground movement in both natural and urban areas of Norway.  

Mapping Where Norway is Moving

Caitlin Dempsey

Norway is using Copernicus Sentinel-1 data to detect ground movement across the country.

Using Satellite Data to Calculate Groundwater

Elizabeth Borneman

A computer algorithm has been developed at Stanford University that allows researchers to determine groundwater levels using satellite imagery.

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