Category Archives: Climate change

RCP8.5 and net-zero

There’s a narrative that seems to be developing that suggests that the requirement to reach (net) zero emissions is largely based on the high-emission RCP8.5 scenario. Since this is (according to some) no longer plausible, we should give up on … Continue reading

Posted in Climate change, Global warming, Policy | Tagged , | 30 Comments

Clintel report Bingo.

Clintel, a group who thinks there is no climate emergency, and whose name – rather ironically – stands for Climate Intelligence, has published an analysis of the IPCC. You can download it here, if you’d really like to read it. … Continue reading

Posted in Climate change, Climate sensitivity, ClimateBall Bingo, Global warming | Tagged , , , | 115 Comments

Tropospheric temperature trends

Roger Pielke Jr appears to have been pondering why it is that discussions, on social media, about the physical science of climate change (WG1 in IPCC-speak) has dissipated in recent years. There are probably many reasons, but amongst them might … Continue reading

Posted in Climate change, ClimateBall, Contrarian Matrix, Roger Pielke Jr, Science | Tagged , , , | 104 Comments

How we frame extreme weather events

To maybe move the discussion on from the origins of Covid, I thought I’d write a post about detection and attribution. It is somewhat motivated by a brief dicsussion withTed Nordhaus, from the Breakthrough Institute, who suggested that a good … Continue reading

Posted in Climate change, ClimateBall, Gavin Schmidt, Global warming, Philosophy for Bloggers | Tagged , , , , , | 162 Comments

Conflicts of Interest

Since I have little (no?) self-control, I sometimes find myself checking what RPJ is up to. I mostly find it worth ignoring, but I found myself considering one of his recent posts on [w]hen scientific integrity is undermined in pursuit … Continue reading

Posted in Climate change, ClimateBall, Philosophy for Bloggers | Tagged , , , | 22 Comments

Escape from model land

I listened to an interesting podcast that some of the regulars may find interesting. It was on the Volts podcast and was on the abuse (and proper use) of climate models. It is an interview with Erica Thompson, who has … Continue reading

Posted in Climate change, Research, The philosophy of science, The scientific method | Tagged , , , , | 25 Comments

Climate science as a social process

I came across a paper that might be of interest to regular readers of this blog. It’s by Hans von Storch and is a Brief communication: Climate science as a social process – history, climatic determinism, Mertonian norms and post-normality. … Continue reading

Posted in Climate change, physicists, Research, Resilience, Scientists, The philosophy of science, The scientific method, Uncategorized | Tagged , , , , , , | 74 Comments

The Gulf Stream

Quite often in the media there will be articles claiming that global warming could cause the Gulf Stream to shutdown, or collapse. This is technically not correct, which is explained really nicely, in the video below, by Sabine Hossenfelder. Essentially, … Continue reading

Posted in Climate change, Global warming, Science, Severe Events | Tagged , , , | 32 Comments

Plausible scenarios

New Scientist has a recent article about [t]he worst-case climate scenarios are no longer plausible today. This is a topic that has been covered here before, and is partly motivated by a paper discussed in this post. The basic premise … Continue reading

Posted in Climate change, ClimateBall, ClimateBall Bingo, economics, Scientists, The scientific method | Tagged , , , , | 242 Comments

Some more about Hansen et al.

I thought I would expand a bit on my previous post about the recent Hansen et al. paper. Something I did like is that the paper highlighted that there is no known paleoclimate analogues for the current anthropogenic forcing pathway. … Continue reading

Posted in Climate change, Climate sensitivity, Global warming, Research | Tagged , , , | 20 Comments