evaluation to what extent the temperature rise in the past 100 years was a trend or a natural fluctuation and analyze 2249 world- wide monthly temperature records from GISS (NASA) with the 100-year period covering 1906-2005 and the two 50-year periods from 1906 to 1955 and 1956 to 2005.

Watts Up With That?

Since we have been paying a lot of attention to the surface record given the recent revelations surrounding the adjustments to data and NOAA’s release of the State of the Climate  Report claiming that the USA had the hottest year ever (but the globe did not) this paper seems like a good one to review.

How Natural is the Recent CentennialWarming? An Analysis of 2249 Surface Temperature Records

Horst-Joachim Lu¨decke, Rainer Link, and Friedrich-Karl Ewert

EIKE, European Institute for Climate and Energy, PO.Box 11011, 07722 Jena, GERMANY

Abstract. We evaluate to what extent the temperature rise in the past 100 years was a trend or a natural fluctuation and analyze 2249 world- wide monthly temperature records from GISS (NASA) with the 100-year period covering 1906-2005 and the two 50-year periods from 1906 to 1955 and 1956 to 2005. No global records are applied. The data document a strong…

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