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TAG: volcanoes

Photo: buradaki/iStock/Getty Images Plus/Getty Images

Research Roundup: Atmospheric effects on GNSS

December 5, 2022

An aerial view of Laacher See, a volcanic caldera lake with a diameter of 2 km in Rhineland-Palatinate, Germany. Created by volcanic activity, maars like this are also found in other parts of Europe and on other continents, but Eifel-Maars are the classic example worldwide. (Photo: bbsferrari/iStock / Getty Images Plus/Getty Images)

Research Roundup: GPS reveals volcanic activity under Europe

July 27, 2020

Image: GPS World

NASA issues volcano ash contract to Black Swift

May 4, 2017

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