Sizing Up a Greenland Tsunami

Satellite data show the shape of a wave as water sloshed around Dickson Fjord after a rockslide triggered a tsunami in September 2023.

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NASA Earth Observatory image by Lauren Dauphin, using SWOT data provided by the SWOT science team, Landsat data from the U.S. Geological Survey, and Digital Elevation Model data from ArcticDEM. Story by Andrew Wang, NASA’s Jet Propulsion Laboratory, adapted for NASA Earth Observatory.

Published November 12, 2024
Data acquired August 6 - September 17, 2023

Sources:

DEM

Landsat 9 > OLI-2

SWOT > KaRIn