Boulder Escapes Global Warming

Guest post by Sam I. Outcalt Abstract: The historic record of the mean annual air temperature record at Boulder does not display the major “global” climate transitions detectable in the total annual precipitation record. Hurst ReScaling is demonstrated to be a powerful tool to examine climate change. Background: The citizens of Boulder, Colorado are extremely…

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Reanalyses find rising humidity in the Arctic

Direct, reliable observations of atmospheric conditions stretch as far back as the mid seventeenth century, with otherwise consistent records being punctuated by periodic updates in methods, practitioners, and observational equipment. To bridge these shifts in technique and technology, scientists develop reanalysis models designed to tie together diverse observations into a coherent picture of the system’s…