Antarctica

There’s been discussion about a big opening in sea ice, called a polynya, and if it had anything to do with the Russian expedition ship, Akademik Shokalskiy , getting stuck near the Antarctic...

Satellite image of North Polar Cap of Mars, showing dune fields

Giant snow dunes in Antarctica help researchers decipher strikingly similar dunes on the Martian polar ice caps.

Even during the Antarctic summer, heavy sea ice conditions are not uncommon. This photograph of sea ice was...

Much talk surrounds the deterioration of glaciers and ice sheets—particularly, how they are thinning and losing mass with global warming; but the mechanisms are complicated and scientists want to...

Does melting of the East Antarctic Ice Sheet (EAIS) pose a threat to sea level rise? Studies of the ice melt that fuels sea level rise often focus on the prominent warming and melting of glaciers...

During the short austral summer, much of the sea ice surrounding Antarctica melts, often leaving only the...

The sea ice cover surrounding the continent of Antarctica is on average thinner than Arctic sea ice, and more...

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