Why So Many Tornadoes Are Striking the US (LiveScience.com)

[unable to retrieve full-text content]LiveScience.com - A warm spell and a low-dipping jet stream are fueling the monster storms that are spawning tornadoes today across a wide swath of the country, weather experts said.

Source: http://us.rd.yahoo.com/dailynews/rss/science/*http%3A//news.yahoo.com/s/livescience/20120302/sc_livescience/whysomanytornadoesarestrikingtheus

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