Monthly Archives: April 2010

Getting a perspective on global warming

This graph has Homer alarmed!: Can you find the global warming in this graph?: US yearly temperatures by month, 1895-2009. Each line represents the record for a different year. Red line is the temperature in 2009. A warming of about … Continue reading

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It’s the unexplained adjustments

A new SPPI paper examines the raw and adjusted historical temperature records for Pennsylvania and finds the mean temperature trend from 1895 to 2009 to be minus .08°C/century, but after unexplained adjustments the official trend becomes positive .7°C/century. The difference … Continue reading

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