Climate Change

Most people picture the Arctic Ocean as miles upon miles of thick sea ice. This icy expanse has become threatened as Arctic sea ice shifts from mainly old ice to much younger, thinner ice. How...

After a cool Arctic summer, sea ice at the North Pole has recovered somewhat from last year’s record low extent. While this is a welcome pause in the downward trend of sea ice extent, some are...

Scientists take ice core samples in cold, windy, and forbidding environments. After drilling through solid ice to...
The U.S. Coast Guard Cutter Healy encountered only small patches of sea ice in the Chukchi Sea when this...
Although Arctic sea ice extent as of June 2013 falls within the normal range, sea ice overall is still declining...
Permafrost thaw causes the ground to become unstable as the soil collapses. This can damage building and roads...

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

The central and southwestern portions of the United States have experienced drought for the past several years...

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

Sea ice extent reached a new record low on August 27, 2012 and continued to decline. The last six years have...

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