Taking Keating seriously part 2: the IPCC’s human-attribution claim is prima facie unscientific

Guest post by Alec Rawls (see part 1) Ex-physics teacher Christopher Keating, who strongly believes that human activity is causing dangerous global warming, is offering $30,000 to anyone who can prove that “claims of man-made climate change” are not supported by the science. What claims? He gives as an example the IPCC’s central assertion that: “It…

About these ads

Taking Keating’s $30,000 skeptic challenge seriously, part 1

Contradictory contest criteria have been rectified via Keating “clarification” Guest post by Alec Rawls At first glance retired physics teacher Christopher Keating’s challenge appears to be an obvious bait and switch. It opens as an invitation to “global warming skeptics” who charge that “the science doesn’t support claims of man-made climate change.” The central “claim of…

Is John Cook planning to use systematically biased “correct” survey answers to make unbiased skeptics look biased?

Guest post by Alec Rawls After finalizing a long post on John Cook’s crowd-sourced consensus-rating survey  (to be titled “I take Cook’s survey so you don’t have to”), I submitted my completed survey to Cook’s website and received an automated response that included a key new bit of information, suggesting what likely shenanigan Cook has…

Commitment studies belie “consensus” claim that a persistent high level of temperature forcing cannot cause continued warming

Guest post by Alec Rawls They say it all the time: even if there were some substantial mechanism of enhanced solar forcing it couldn’t be responsible for late 20th century warming because solar activity was roughly constant from 1950 to 2000. I have rounded up statements to this effect from eighteen top “consensus” climatologists, like…