Antarctica

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

Megadunes on Mars: an Antarctic analog

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

Why is there so much Antarctic sea ice?

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

Is an East Antarctic melt probable?

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...

Arctic melt versus Antarctic freeze: Is Antarctica warming or not?

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

Sea ice down under: Antarctic ice and climate

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

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