Drought then Deluge Turned a Stable Landslide into Disaster

“Stable landslide” sounds like a contradiction in terms, but there are indeed places on Earth where land has been creeping downhill slowly and harmlessly for as long as a century.

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NASA Earth Observatory visualizations by Lauren Dauphin, using data courtesy of Alexander Handwerger and Eric Fielding of NASA JPL and the USGS 3D Elevation Program (3DEP). Aerial image courtesy of USGS Sound Waves. Story by Carol Rasmussen, NASA’s Earth Science News Team.

Published February 7, 2019
Data acquired March 1, 2015 - May 1, 2017

Sources:

Aircraft Sensors > Camera

Aircraft Sensors > UAVSAR

DEM

Sentinel-1A

Sentinel-1B

TANDEM-X