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Posts Tagged "arctic sea ice"

Observations

What Is This “Polar Vortex” That Is Freezing the U.S.?

vortex graphic

As I write these words, temperatures across half the U.S. are plummeting like a rock. Extreme lows are forecast by tonight: -32 degrees Fahrenheit in Fargo, N.D.; -21 degrees F in Madison, Wisc.; -15 degrees F in Chicago and Indianapolis, according to the National Weather Service. Wind chills will reach a bizarre 60 degrees below [...]

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Observations

Did Climate Change Cause Hurricane Sandy?

If you’ve followed the U.S. news and weather in the past 24 hours you have no doubt run across a journalist or blogger explaining why it’s difficult to say that climate change could be causing big storms like Sandy. Well, no doubt here: it is. The hedge expressed by journalists is that many variables go [...]

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Observations

Arctic Sea Ice Reaches New Low

arctic-sea-ice-2012

The cap of ice that sits atop the North Pole has shrunk to a record extent—and there is likely still more melting to come before the end of the summer of 2012. As of August 26, Arctic sea ice extent had shrunk to 4.1 million square kilometers, below the previous record minimum of 4.17 million [...]

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