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Iceberg Grinds to a Stop off South Georgia Island
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Published March 6, 2025
Antarctic iceberg A-23A has slowed its drift and appears stuck in the shallow waters off the British overseas territory.
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Sizing Up a Greenland Tsunami
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Published November 12, 2024
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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Tahiti’s Heavy Waves
Published July 14, 2022
The waves off the coast of Teahupo’o can heave a crushing amount of water toward the shore and onto unlucky surfers.
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The Large Footprint of Small-Scale Mining in Ghana
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Published June 15, 2021
In the past decade, unregulated artisanal mines accounted for more deforestation than industrial mines.
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A New Park for West Virginia
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Published January 23, 2021
One of the oldest rivers in the world is famous for its extreme sports and hunting.
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Iceberg Goes With the Flow
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Published December 23, 2020
The swerving path of Antarctic iceberg A-68A is dictated by a large and powerful current.
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Iceberg Closes In on South Georgia
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Published December 14, 2020
Antarctic iceberg A-68A has drifted menacingly close to a remote island in the southern Atlantic Ocean.
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The River of No Return
Published July 22, 2020
The Salmon River in Idaho, one of the longest free-flowing rivers in the United States, rushes through a geologic wonderland of wooded ridges, eroded bluffs, and stone towers and crags.
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Virginia’s Volcanic Past
Published October 14, 2019
A small volcano erupted in the Shenandoah Valley 48 million years ago.
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Warm Winds Trigger Melting in Antarctica
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Published April 11, 2019
Unusual late-season events could produce long-term changes to the snowpack on the Larsen C ice shelf.
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