Category Archives: ClimateBall

High emission scenarios

I thought I might briefly reflect, again, on the whole RCP8.5 discussion. In case anyone missed it, there has been a lengthy online discussion about RCP8.5, which is a concentration/forcing pathway that leads to a change in forcing of 8.5 … Continue reading

Posted in Climate change, Climate sensitivity, ClimateBall, Severe Events | Tagged , , , , , | 64 Comments

A thin bench

A Nature Communications paper came out yesterday called Discrepancy in scientific authority and media visibility of climate change scientists and contrarians. It generates a list of what they call climate change contrarians and a list of climate change scientists and … Continue reading

Posted in Climate change, ClimateBall, Contrarian Matrix, Global warming, Scientists | Tagged , , , , , | 396 Comments


There’s been a rather contentious Twitter thread about RCP8.5, a concentration/forcing pathway I’ve discussed before. It started with a claim that it was “bollox” followed by a suggestion that it was mainly used for generating headlines, scaring gullible folk and … Continue reading

Posted in Carbon tax, ClimateBall, Policy, Scientists, Sound Science (tm) | Tagged , , , , , , | 99 Comments

Frank’s New Memo

Frank Luntz issued a new memo: Frank suggests that we drop the word sustainability. According to his research, it conveys the status quo, whereas the American people demands improvement – a better, a safer, and a cleaner environment. For a … Continue reading

Posted in ClimateBall, We Are Science | Tagged , , , | 70 Comments


I’ve been on holiday for a week or so. While I’ve been away there’s been quite a lot of media coverage of the paper that I discussed in this post and that we discussed extensively in this pubpeer thread. It … Continue reading

Posted in ClimateBall, ethics, Philosophy for Bloggers, Research, Scientists, The philosophy of science, The scientific method | Tagged , , , , , , , , | 54 Comments

Nature Scientific Reports

Correction – 07/07/2019: I’ve been informed that the journal title is actually Scientific Reports, not Nature Scientific Reports. I’ve edited the text, but not the title. Michael Brown made me aware of a new paper in Scientific Reports by Valentina … Continue reading

Posted in Climate change, ClimateBall, Global warming, Pseudoscience, The scientific method | Tagged , , , , , | 236 Comments

The Black Knight

I’ve been engaging in some discussions with people I shall politely call climate “skeptics”. It struck me that it’s a bit like the classic Black Knight scene from Monty Python. Start off being polite and complimentary. The resonse is unpleasant … Continue reading

Posted in ClimateBall, Comedy, Global warming, Satire | Tagged , , , | 523 Comments