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Dramatic Changes at Hunga Tonga-Hunga Ha‘apai
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Published January 21, 2022
NASA scientists have been closely watching the evolution of the volcanic island near Tonga since 2015.
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Space Lasers Map Meltwater Lakes
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Published July 9, 2021
Satellites can “see” Antarctica’s surface deform as basins fill and empty on, within, and under the ice.
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Rock and Glass Shards Blanket La Soufriére
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Published April 28, 2021
Following several explosive eruptions on the Caribbean island of Saint Vincent, volcanic ash poses myriad hazards in the air and on the ground.
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Sizing Up Remote Lakes
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Published April 27, 2021
Researchers are using ICESat-2 elevation data to create bathymetry maps of shallow lakes in the remote desert.
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Mapping Shallow Seafloors
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Published September 29, 2020
By combining satellite measurements with ship-based sonar data, researchers are working to fill the gaps in coastal ocean maps.