Saturday, June 11, 2011

Mother Nature is Just Getting Warmed Up: June 2011 Heat Records Crushing Cold Records by 13 to 1

This from "Climate Progress" -- please follow link to original
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Mother Nature is Just Getting Warmed Up: June 2011 Heat Records Crushing Cold Records by 13 to 1

Stanford climate scientists forecast permanently hotter summers

The tropics and much of the Northern Hemisphere are likely to experience an irreversible rise in summer temperatures within the next 20 to 60 years if atmospheric greenhouse gas concentrations continue to increase, according to a new climate study by Stanford University scientists….

“According to our projections, large areas of the globe are likely to warm up so quickly that, by the middle of this century, even the coolest summers will be hotter than the hottest summers of the past 50 years,” said the study’s lead author, Noah Diffenbaugh,

That’s from the Stanford release for a new Climatic Change study. The study, based on observations and models, finds that most major countries, including the United States, are “likely to face unprecedented climate stresses even with the relatively moderate warming expected over the next half-century.”

As a taste of things to come, much of the United States has just been hit by a monster heat wave. Steve Scolnik at Capital Climate analyzed the data from NOAA’s National Climatic Data Center (NCDC) and found, “U.S. heat records in the first 9 days of June have outnumbered cold records by an eye-popping ratio of 13 to 1″ — 1609 to 124:

Monthly total number of daily high temperature and low temperature records set in the U.S. for June 2010 through June 9, 2011, data from NOAA.

I like the statistical aggregation across the country, since it gets us beyond the oft-repeated point that you can’t pin any one record temperature on global warming. If you want to know how to judge whether the 13-to-1 ratio for the first 9 days of June is a big deal, here’s what a 2009 National Center for Atmospheric Research study found over the past six decades (see “Record high temperatures far outpace record lows across U.S.“): ..................

Please go to original to read the rest. ....................

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