(Phys.org)—Spring is a dynamic season on the dunes surrounding Mars' north pole. When frozen carbon dioxide, or dry ice, deposited as a winter ice cap on Mars sublimates – changes directly from a solid to a gas – in ...
Space Exploration
Jan 24, 2013
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1
Volcanoes erupted beneath an ice sheet on Mars billions of years ago, far from any ice sheet on the Red Planet today, new evidence from NASA's Mars Reconnaissance Orbiter suggests.
Space Exploration
May 3, 2016
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379
Will all of the ice on Greenland melt and flow out into the sea, bringing about a colossal rise in ocean levels on Earth, as the global temperature rises? The key concern is how stable the ice cap actually is and new Danish ...
Earth Sciences
Sep 16, 2009
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0
(PhysOrg.com) -- Last month the extent of sea ice covering the Arctic Ocean declined to the second-lowest extent on record. Satellite data from NASA and the NASA-supported National Snow and Ice Data Center (NSIDC) at the ...
Earth Sciences
Oct 5, 2011
44
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If warming trends continue, Quelccaya, which until recently was the world's largest tropical ice cap, will have reached a state of irreversible retreat by the mid-2050s, according to a new study led by University at Albany ...
Earth Sciences
Oct 24, 2018
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56
A study has found widespread mass loss of glaciers and ice caps in Greenland since the start of the 20th century.
Earth Sciences
May 26, 2023
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117
Polar bears look set to see their numbers dwindle by nearly third by mid-century, a top conservation body said Thursday, warning climate change poses the greatest threat to the king of the Arctic.
Ecology
Nov 19, 2015
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56
Greenland is calling on Denmark to clean up an abandoned under-ice missile project and other U.S. military installations left to rust in the pristine landscape after the Cold War.
Earth Sciences
Nov 26, 2016
0
52
The Earth's crust under Iceland is rebounding as global warming melts the island's great ice caps, a University of Arizona-led team reports in an upcoming issue of Geophysical Research Letters.
Earth Sciences
Jan 29, 2015
17
1650
An unmanned NASA spacecraft will reveal details of Pluto's surface for the first time Tuesday, as it speeds by the dwarf planet after a near decade-long journey.
Space Exploration
Jul 13, 2015
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