‘Climate models not only significantly over-predict observed warming in the tropical troposphere, but they represent it in a fundamentally different way than is observed’

New Paper by McKitrick and Vogelsang comparing models and observations in the tropical troposphere This is a guest post by Ross McKitrick (at Climate Audit). Tim Vogelsang and I have a new paper comparing climate models and observations over a 55-year span (1958-2012) in the tropical troposphere. Among other things we show that climate models are…

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A trifecta of uncertainty: study finds global precipitation is increasing, decreasing, & not changing

This story from the Hockey Schtick is a verification of an analysis on WUWT from Bob Tisdale: No Consensus among Three Global Precipitation Datasets According to a paper published today in Atmospheric Science Letters, global precipitation has either decreased, increased, or not changed over the past 30 years, depending upon which of 3 global datasets are…