The Inadequacy of Climate Change Models

In 2007, the Intergovernmental Panel on Climate Change’s Working Group One, apanel of experts established by the World Meteorological Organization and theUnited Nations Environment Programme, issued its Fourth Assessment Report.The Report included predictions of dramatic increases in average worldtemperatures over the next 92 years and serious harm resulting from the predictedtemperature increases. Using forecasting principles as our guide we asked: Arethese forecasts a good basis for developing public policy? Our answer is “no”.