Posted 29 July 2009

A study by three Australasian researchers published 23 July in the highly regarded Journal of Geophysical Research shows that most of the late 20th century global warming and cooling can be attributed to natural climate processes. The research by Chris de Freitas (University of Auckland, New Zealand), John McLean (Melbourne) and Bob Carter (James Cook University, Australia) finds that the Southern Oscillation is a key indicator of global atmospheric temperatures seven months later.

[LINK](mcleanetalsummary 030809.pdf) [ ](mcleanetalsummary 030809.pdf) to download pdf 

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