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A screen capture from the Alaska Satellite Facility's VERTEX tool showing OPERA Level 3 displacement data from Sentinel 1.

OPERA Project Releases Level 3 Displacement Products

The OPERA Level 3 displacement products provide detailed information on land surface changes, and include the first open-access InSAR time-series displacement products available over North America.
News
May 22, 2025
Earthdata graphic identifier on patterned background

Dr. Forrest Williams

Dr. Williams aims to use interferometric synthetic aperture radar (InSAR) to determine the speed of every glacier on the planet.
Data User Story
Dec. 1, 2022
This cleared hillside in Haiti now lacks the vegetation that used to stabilize its slopes.

On Shaky Ground

The major earthquake in Haiti shifts thinking about disaster planning.
Feature Article
Dec. 28, 2020
In a landslide triggered by the 1994 Northridge, California, earthquake, this house crumbled near Golden, Colorado.

When Land Slides

Summer of 2001 was a season of devastating landslides.
Feature Article
July 28, 2020
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