What's to Blame for Wild Weather?

Source - NASA Science News for June 24, 2011:

Don't blame La Nina or El Nino for the USA's recent wild weather. According to one NASA climatologist, the real culprit is "La Nada."

FULL STORY at

http://science.nasa.gov/science-news/science-at-nasa/2011/24jun_wildweather/

The blue and purple band in this satellite image of the Pacific Ocean traces the cool waters of the La Niña phenomenon in December 2010. (from Ocean Surface Topography Mission (OSTM)/Jason-2 satellite, Credit: NASA JPL - Image copyright NASA)