Weather (Page 12)

Here’s why – What’s going on with the weather?More extremely hot summer days are projected for every part of the country. While the data show indisputable warming over the past several decades, cooler-than-average temperatures across the Midwest and Northeast this summer 2009 make it is easy to lose sight of this long-term trend. According to the most recent science on heat waves, this respite is temporary. Think there’s no such thing as climate change? We’re afraid that’s just a dream. And alas, it’s time to wake up.
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Strange clouds appear worldwide – In the June 5th edition of the Daily Mail, Luke Salkeld describes the strange clouds that are currently being seen in the UK. He describes them as “whipped into fantastical shapes, these clouds hang over the darkening landscape like the harbingers of a mighty storm.” But despite their threatening appearance, they usually do not lead to rain. Does this have something to do with global warming?
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…or DOES he? – Does the local weatherman in your area always seem to get it wrong? Maybe it’s YOUR fault: new research indicates that only about half the population knows what a forecast means when it predicts a 20% chance of rain. The confusion comes because people don’t understand what the 20% chance of rain actually refers to. Many people think it means that it will rain over 20% of the area covered by the forecast or for 20% of the time period covered by the forecast.
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?or not changing ENOUGH – The jet stream, which is what “creates” America’s storms, is slowly moving north and is getting weaker. This means less rain?and more drought?in the South and Southwest and more storms in the North. In other words, more of the same bad weather.

In Discovery News, reporter Seth Borenstein quotes weather researcher Ken Caldeira as saying, “Basically, look south of where you are and that’s probably a good guess of what your weather may be like in a few decades.”

Art credit: gimp-savvy.com
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