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Sizing Up Galeras

An airborne radar instrument allows scientists to ascertain the shape of a Colombian volcano. Future measurements will help detect how it is changing.


Radar image by NASA Jet Propulsion Laboratory/California Institute of Technology. Landsat image created by Robert Simmon/NASA Earth Observatory, using Landsat data provided by the U.S. Geological Survey. Caption by Michael Carlowicz.

Published May 29, 2013
Data acquired March 13, 2013

Sources:
Aircraft Sensors > UAVSAR
Landsat 7 > ETM+