Search results for Antarctic Larsen

Earth Sciences May 13, 2022

Sea ice can control Antarctic ice sheet stability, new research finds

Despite the rapid melting of ice in many parts of Antarctica during the second half of the 20th century, researchers have found that the floating ice shelves which skirt the eastern Antarctic Peninsula have undergone sustained ...

Earth Sciences May 2, 2022

Ice lost, island found?

The eastern coast of Antarctica has lost most of the Glenzer and Conger ice shelves. In the process, it gained what is likely an island. If confirmed, the unnamed island would be one in a series of islands exposed in recent ...

Earth Sciences Apr 19, 2022

Strong tides, vanishing lakes may prove beneficial to Antarctic ice shelf

The lakes that form on Antarctica's ice shelves can drive vertical cracks deep within the ice, increasing the chance of ice shelf collapse and sea level rise. However, if meltwater accumulates in certain areas and drains ...

Earth Sciences Apr 15, 2022

Study suggests Larsen A and B ice shelves collapsed due to atmospheric rivers

A team of researchers affiliated with multiple institutions across Europe has found evidence that suggests the collapse of the Larsen A and B ice shelves was due to the arrival of atmospheric rivers. In their paper published ...

Earth Sciences Apr 14, 2022

Researchers identify biggest threats to Larsen C ice shelf

A new study by scientists from British Antarctic Survey (BAS) has used computer modeling to rank the factors responsible for the Larsen C ice shelf melt according to their severity.

Environment Mar 14, 2022

Sea ice that slowed the flow of Antarctic glaciers abruptly shatters in three days

In just three days in late January, a mass of ice the size of Philadelphia fragmented from the Larsen-B embayment on the Antarctic Peninsula and floated away, after persisting there for more than a decade. NASA satellites ...

Earth Sciences Mar 10, 2022

Study: Ice flow is more sensitive to stress than previously thought

The rate of glacier ice flow is more sensitive to stress than previously calculated, according to a new study by MIT researchers that upends a decades-old equation used to describe ice flow.

Archaeology Mar 9, 2022

Shackleton's lost shipwreck discovered off Antarctica

One of the world's most storied shipwrecks, Ernest Shackleton's Endurance, has been discovered off the coast of Antarctica more than a century after its sinking, explorers announced Wednesday.

Environment Jan 20, 2022

Satellites show 'mega-iceberg' released 152 billion tons of fresh water into ocean as it scraped past South Georgia

152 billion tons of fresh water—equivalent to 20 times the volume of Loch Ness or 61 million Olympic-sized swimming pools, entered the seas around the sub-Antarctic island of South Georgia when the megaberg A68A melted over ...

Earth Sciences Sep 27, 2021

Scientific team uncovers additional threat to Antarctica's floating ice shelves

Glaciologists at the University of California, Irvine and NASA's Jet Propulsion Laboratory have examined the dynamics underlying the calving of the Delaware-sized iceberg A68 from Antarctica's Larsen C ice shelf in July 2017, ...

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