He was attempting to show that the recent hiatus in global warming since 2001 was not unusual. (wattsupwiththat.com)
However, climate scientists provide an explanation for this supposed hiatus in global warming. (desmogblog.com)
That cooling effect represents between 25 % and 50 % of the expected temperature rise during that period because of rising atmospheric concentrations of greenhouse gases, the scientists say, so the finding helps explain the so - called hiatus in global warming over the last 15 years. (sciencemag.org)