Reviewing the Climate of 2011
Jake Crouch, National Climatic Data Center: 2011 tied as the eleventh-warmest year in our record. But that doesn’t mean that any specific area was warmer or cooler than that. The map behind me shows...
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The Narwhal’s Tale: Surviving Sea Ice Change
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State of the Climate: 2011 Arctic Sea Ice Minimum
In the Arctic Ocean, the area covered by sea ice grows and shrinks over the course of the year. The total area covered by ice usually reaches its maximum extent in early March. Once spring arrives...
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State of the Climate in 2011: Highlights
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Arctic Sea Ice Breaks 2007 Record Low
As of August 26, Arctic sea ice appears to have broken the 2007 record for smallest daily extent of the satellite era. Arctic sea ice extent fell to 1.58 million square miles on August 26, 2012. This...
View ArticleArctic Sea Ice Getting Thinner, Younger
It’s been a dramatic year for Arctic sea ice. The beginning of the melt season was sluggish, but by late August, ice extent had shrunk to 1.58 million square miles (4.10 million square kilometers),...
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June wind shift a little something extra behind recent Arctic ice losses
A graph of the long-term trend in summertime Arctic sea ice extent for the past few decades could double as a highway sign warning drivers that the road is heading downhill. Even against that...
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Melt pond “skylights” enable massive under-ice bloom in Arctic
For much of the winter, the land within the Arctic Circle receives little direct sunlight*, and most of the surface of the Arctic Ocean is capped by ice. Beneath the ice cover, phytoplankton—the...
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2012 Arctic Report Card
NOAA released the 2012 installment of the annual Arctic Report Card on December 5, 2012, as part of the American Geophysical Union’s fall meeting. You won’t find these graphics in the Report Card...
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Talking about the Arctic with NOAA Administrator Lubchenco
Shallow melt ponds on the surface of the consolidated sea ice pack in the Chukchi Sea in July 2011. Photo by Karen Frey. Climate.gov’s Brian Kahn interviews NOAA Administrator Jane Lubchenco about...
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