Thursday 25 September 2014

What is driving the increasingly weird behavior of the polar jet stream?

Science Focus

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A big link between climate change and severe weather may be lurking 30,000 feet above your head. More and more scientists are interested in the links among the increasingly weird behavior of the polar jet stream and the disappearance of ice and snow in the Arctic and other extreme weather trends. The linkage is suggestive, though not proven, but if true would clearly demonstrate that what happens in the Arctic affects more than just polar bears.

What's happening to the polar jet stream

One of the biggest drivers of weather in North America is the polar jet stream, a ribbon of high-speed winds...

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 » see original post http://theweek.com/article/index/268461/what-is-driving-the-increasingly-weird-behavior-of-the-polar-jet-stream
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