News tagged with arctic climate

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Arctic coasts on the retreat

The coastline in Arctic regions reacts to climate change with increased erosion and retreats by half a metre per year on average. This means substantial changes for Arctic ecosystems near the coast and the population living ...

Apr 18, 2011
5 / 5 (2) 0

Polar bear's long swim illustrates ice melt

In one of the most dramatic signs ever documented of how shrinking Arctic sea ice impacts polar bears, researchers at the U.S. Geological Survey in Alaska have tracked a female bear that swam nine days across ...

Feb 03, 2011
3.7 / 5 (6) 6

Crew circles North Pole in one summer

A trimaran sailing boat circled the North Pole in a single summer season, a feat made possible by global warming and the melting of the Arctic ice cap, the boat's international crew said Thursday.

Oct 14, 2010
2.8 / 5 (4) 2

Arctic sea ice captured by satellite

The Arctic Ocean is covered by a dynamic layer of sea ice that grows each winter and shrinks each summer, reaching its yearly minimum size each fall. While the 2010 minimum remains to be seen, NASA's Aqua ...

Sep 14, 2010
5 / 5 (1) 2

Resolving the paradox of the Antarctic sea ice

While Arctic sea ice has been diminishing in recent decades, the Antarctic sea ice extent has been increasing slightly. Researchers from the Georgia Institute of Technology provide an explanation for the seeming paradox ...

Aug 16, 2010
3.7 / 5 (22) 49 | with audio podcast