Saturday, June 23, 2012

Tornado Tracks Highlights 61 Years of Tornado Activity [Wallpaper] - How-To Geek

Tornado Tracks Highlights 61 Years of Tornado Activity [Wallpaper] - How-To Geek: "This eye catching image maps 61 years worth of storm data over the continental United States. It’s neat way to see the frequency and intensity of tornadoes and is available in wallpaper-friendly resolutions."

'via Blog this'

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