Were Late Season Snowstorms and the Long Cold Winter Caused by Anthropogenic Global Warming or a Cold Northern Polar Region?

Image Credit: Remote Sensing Systems (RSS) By WUWT regular “Just The Facts” I recommend that everyone watch this brief Weather Channel segment titled “Blame Climate Change for Long Winter“, the video description states that, “In much of the country this winter has stretched well into spring. The Weather Channel meteorologist Julie Martin asks the experts…

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UAH global temperature, down significantly

Dr. Roy Spencer reports: Our Version 5.5 global average lower tropospheric temperature (LT) anomaly for April, 2013 is +0.10 deg. C, down from +0.18 deg. C in March (click for large version): Not surprisingly, the cooling appears to be confined to the Northern Hemisphere…the global, hemispheric, and tropical LT anomalies from the 30-year (1981-2010) average…

Periodic climate oscillations

Guest essay by: Horst-Joachim Lüdecke, EIKE, Jena, Germany Alexander Hempelmann, Hamburg Observatory, Hamburg, Germany Carl Otto Weiss, Physikalisch-Technische Bundesanstalt Braunschweig, Germany In a recent paper [1] we Fourier-analyzed central-european temperature records dating back to 1780. Contrary to expectations the Fourier spectra consist of spectral lines only, indicating that the climate is dominated by periodic processes…

Monckton asks IPCC for correction to AR4

4 May 2013 IPCC Secretariat, Geneva Gentlemen, Request for correction of a serious inaccuracy in the contribution of Working Group 1 to the IPCC’s Fourth Assessment Report   As an Expert Reviewer for the Fifth Assessment Report, 2013, and in accordance with the IPCC Protocol for Addressing Possible Errors in IPCC Assessment Reports, I am…