The rapid retreat of Thwaites Glacier in West Antarctica appears to be driven by different processes under its floating ice shelf than researchers previously understood. Novel observations from where the ice enters the ocean ...
Earth Sciences
Feb 15, 2023
0
57
Some estimates of Antarctica's total contribution to sea-level rise may be over- or underestimated, after researchers detected a previously unknown source of ice loss variability.
Earth Sciences
Oct 6, 2022
4
159
Below Europa's thick icy crust is a massive, global ocean where the snow floats upwards onto inverted ice peaks and submerged ravines. The bizarre underwater snow is known to occur below ice shelves on Earth, but a new study ...
Astrobiology
Aug 15, 2022
0
709
Researchers reporting in the journal Current Biology on January 13 have discovered a massive breeding colony of notothenioid icefish in Antarctica's southern Weddell Sea. They estimate that the colony covers at least 240 ...
Plants & Animals
Jan 13, 2022
0
203
For decades, the ice shelf helping to hold back one of the fastest-moving glaciers in Antarctica has gradually thinned. Analysis of satellite images reveals a more dramatic process in recent years: From 2017 to 2020, large ...
Environment
Jun 11, 2021
16
308
Newly digitized vintage film has doubled how far back scientists can peer into the history of underground ice in Antarctica, and revealed that an ice shelf on Thwaites Glacier in West Antarctica is being thawed by a warming ...
Earth Sciences
Sep 2, 2019
2
272
The ROSETTA-Ice project, a three-year, multi-institutional data collection survey of Antarctic ice, has assembled an unprecedented view of the Ross Ice Shelf, its structure and how it has been changing over time. In a study ...
Earth Sciences
May 27, 2019
0
500
Thousands of marks on the Antarctic seafloor, caused by icebergs which broke free from glaciers more than ten thousand years ago, show how part of the Antarctic Ice Sheet retreated rapidly at the end of the last ice age as ...
Earth Sciences
Oct 25, 2017
0
181
In the first such continent-wide survey, scientists have found extensive drainages of meltwater flowing over parts of Antarctica's ice during the brief summer. Researchers already knew such features existed, but assumed they ...
Earth Sciences
Apr 19, 2017
0
1486
Scientists have discovered huge ice channels beneath a floating ice shelf in Antarctica. At 250 metres high, the channels are almost as tall as the Eiffel tower and stretch hundreds of kilometres along the ice shelf. The ...
Earth Sciences
Oct 6, 2013
10
2
