Posted 15 November 2014

"Although many studies have assessed the quality of national climate datasets for use in long-term climate change detection, a homogenised New Zealand national temperature record has only once appeared in the research literature, in a paper by M J Salinger published in 1980. This work did not set out a schedule of adjustments and was based on a measurement technique that was significantly improved by its author and a statistician colleague, D A Rhoades, over a decade later. Applying that improvement could have a significant effect on trends but this has never previously been published, until now." Associate Professor Chris de Freitas, of University of Auckland, New Zealand, writes in the National Business Review.

Download pdf file [here ](nbr temp data throw new light on climate case.pdf)

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