Boiling Oceans and Burning Reputations with James Hansen

Guest post by James Padgett If the average person was asked to describe the runaway greenhouse effect, and given a bit of prep time, how would they do it? Most…

The Wonderful World of Wikipedia

UPDATE: The error has now been completely eliminated from the article. Details below. Guest post by James Padgett As many readers are aware, the culture surrounding the climate change topic…

The Steve Zwick Guide to Defending the Indefensible

Guest post by James Padgett There have been several “defenses” to the rather damning emails in the latest release from FOIA. Some, having taken the lead from the CRU itself…

A response from Jeff Severinghaus on why the trees don't make good thermometers after 1950 – "I did indeed feel at the time that Mike Mann had not given me a straight answer. "

I had a brief email exchange with Professor Severinghaus about Steve McIntyre’s recent post on his discussion with Mann and others about the divergence problem. I post it without comment,…

Why is 20 years statistically significant when 10 years is not?

Guest post by James Padgett Many of you are aware that the concept of continental drift, proposed by Alfred Wegener, was widely ridiculed by his contemporaries. This reaction was in…

The Unknown Unknowns of Global Warming

Plants, both through decay and respiration, are responsible for over half of the world’s annual carbon dioxide emissions. I mention this fact for one reason and that is to communicate…