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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?


To: HPilot who wrote (840544)3/5/2015 10:00:32 PM
From: Wharf Rat  Read Replies (1) | Respond to of 1576323
 
Since 2014 was warmest year ever, it was hotter than any year in the previous decade.So far, this decade is warmer than the last one.

March 5, 2015................

Arctic Sea Ice..Thinning Dramatically...........................
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Areas where the researchers found data for sea-ice levels in the Arctic Ocean, which included measurements taken by satellites and submarines.

Arctic sea ice — the ice that freezes and floats on Arctic waters — is thinning at a steadier and faster rate than researchers previously thought, a new study finds.

Using modern and historic measurements, the researchers got an extensive view of how the thickness of Arctic sea ice has changed over the past few decades. According to measurements from multiple sources, the ice in the central Arctic Ocean thinned 65 percent between 1975 and 2012, from 11.7 feet (3.59 meters) to 4.1 feet (1.25 m).

The thinning is even steeper for September sea-ice levels, when sea ice is at its lowest after the summer melt. During the same 37-year stretch, September ice thickness thinned 85 percent, or from 9.8 feet (3.01 m) to 1.4 feet (0.44 m). [ On Ice: Stunning Images of Canadian Arctic]

"The ice is thinning dramatically," said lead researcher Ron Lindsay, a climatologist at the University of Washington (UW) Applied Physics Laboratory. "We knew the ice was thinning, but we now have additional confirmation on how fast, and we can see that it's not slowing down."