Massive Temperature Adjustments In Brazil – And Guess In What Direction?
By Paul Homewood
A quick update to my post on Brazilian temperature trends.
Ian George spotted that the original trends, based on unadjusted GHCN V2 data, for Quixeramobim, up to 2011, looked like this:
The current GISS graph, based on GHCN V3 Adjusted data, is:
The adjustments that GHCN have made are massive, and have turned a cooling trend into a rapidly warming one.
Was there anything wrong with the original record? I don’t know, but anybody who claims that they can accurately measure what the temperatures really were is a fraud.