Greenland

Can liquid water persist within an ice sheet?

Scientists have discovered a large aquifer, the size of Ireland, near the surface of the Greenland Ice Sheet. “This was a big surprise,” said Jason Box, a researcher for the Geological Survey of...

What is under Greenland’s ice?

We have been watching surface melting of the Greenland Ice Sheet (see Greenland Ice Sheet Today ) as one sign of climate change....

Are Greenland’s galloping glaciers slowing down?

One of the three major ice streams studied, the outlet of the Jakobshavn-Isbræ glacier produces about 10...

A greener Arctic

As higher temperatures create more temperate environments across parts of the Arctic, vegetation is...

How does Arctic sea ice affect the Greenland Ice Sheet?

Sea ice melt near Greenland can affect ice on the island in a couple ways. As sea ice retreats from the fronts of marine-terminating glaciers, the glaciers lose stability and may flow faster. In...

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