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Posts Tagged ‘arctic amplification’

Five Reasons Why Sea Ice Decline Should be Front Page News

In the next few days the Arctic sea ice will reach its minimum extent for 2013. At the end of this year’s summer melt season, the areal extent covered by sea ice was more than a million square kilometers below the 30-year average. That’s a lot of ice missing compared to an average year. An area of frozen ocean—ten times the size of Indiana, or four times the size of Colorado, or a third bigger than Texas—is just not there this summer. Read More

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Wacky Weather, a Warmer Arctic, and a Slower Jet Stream – Is There a Link?

The flow of the jet stream is somewhat like a river – at times, a straight rushing ravine and at other times, a slow twisting meander. It’s almost like the atmosphere is alternately dancing the quickstep or doing a slow waltz. Why does the jet stream change its behavior and how might a warming climate be affecting this central influence on our weather in the U.S.? Let’s take a close look at what’s going on in the atmosphere up above us every day. Read More

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