CO2 Residence Times, Take Two

Guest essay by Joe Born In a recent post Christopher Monckton identified me as a proponent of the following proposition: The observed decay of bomb-generated atmospheric-carbon-14 concentration does not tell us how fast elevated atmospheric carbon-dioxide levels would subside if we discontinued the elevated emissions that are causing them. He was entirely justified in doing…

More on Trenberth and Fasullo (2013) “An Apparent Hiatus in Global Warming?”

We discussed the Trenberth and Fasullo (2013) paper “An Apparent Hiatus in Global Warming?” in the recent post Trenberth and Fasullo Try to Keep the Fantasy Alive. Since then, Dana Nuccitelli published a post at TheGuardian—cross posted at SkepticalScience—extolling the greatness of Trenberth and Fasullo (2013). So far, the team at RealClimate and Joe Romm…