'Al Gore starts his odyssey on global warming with the Keeling Curve - the chart of steadily increasing CO2 levels measured off the top of Mauna Loa. Very compelling and the cornerstone of the case for anthropogenic (man-made) global warming (AGW). Early this year, however, the annual rate of increase was the lowest measured, and on a monthly basis seemed to be coming to a dead stop - which means after seasonal adjustments would show a down trend.
Now it appears there is a down trend in the CO2 levels. See chart. If this continues it spells the coup de grace for the goofy AGW case.'
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