Category Archives: Global warming

The Last Glacial Maximum

There’s an interesting paper by Seltzer et al. called [w]idespread six degrees Celsius cooling on land during the Last Glacial Maximum, which I became aware of through a Twitter thread by Werner Aeschbach. The reason it’s interesting is that it … Continue reading

Posted in Climate change, Climate sensitivity, Global warming, Research | Tagged , , , , , | 7 Comments

Halting the vast release of methane is critical

A week or so ago there was a New York Times article called Halting the Vast Release of Methane Is Critical for Climate, U.N. Says. As the title suggests, it was reporting on a United Nations Report that (according to … Continue reading

Posted in Climate change, Environmental change, Global warming, Policy, Science | Tagged , , , , , | 94 Comments

Plausible emission scenarios

A paper by Roger Pielke Jr, Matthew Burgess and Justin Ritchie has been submitted that suggests that the most plausible 2005-2040 emission scenarios project less than 2.5oC of warming by 2100. It’s generated a bit of debate on social media, … Continue reading

Posted in ClimateBall, Global warming, Policy, Roger Pielke Jr | Tagged , , , , , | 67 Comments

Warming commitments

There’s been quite a lot of recent discussion about warming commitments. It started with an article by Bob Berwyn called Net Zero Emissions Would Stabilize Climate Quickly Says UK Scientist, followed soon after by one saying [w]arming already baked in … Continue reading

Posted in Climate change, Climate sensitivity, Global warming, Research | Tagged , , , , , , | 40 Comments

Have CO2 emissions peaked?

I noticed, as has Stoat, that Ken Caldeira and Ted Nordhaus have a bet about whether or not we’ve reached peak CO2 emissions. Specifically, the bet is Between 2021 and the end of 2030, annual fossil fuel emissions (excluding carbonation) … Continue reading

Posted in Climate change, ethics, Global warming, Philosophy for Bloggers | Tagged , , , , | 92 Comments

Societal collapse

A couple of days ago, a letter was signed by a group of academics suggesting that People who care about environmental and humanitarian issues should not be discouraged from discussing the risks of societal disruption or collapse. I largely agree … Continue reading

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

A little domain knowledge can go a long way

A rather bizarre paper has been published in Scientific Reports (yes, that Scientific Reports) claiming that [an] earth system model shows self-sustained melting of permafrost even if all man-made GHG emissions stop in 2020. One immediate problem is that the … Continue reading

Posted in Climate change, Global warming, The philosophy of science, The scientific method, Uncategorized | Tagged , , , , | 24 Comments

Understanding methane

There was a recent Conversation article about methane called Climate explained: methane is short-lived in the atmosphere but leaves long-term damage that caused a bit of a stir on Twitter. One way people assess the significance of different greenhouse gases, … Continue reading

Posted in Climate change, Global warming, Policy, Research, The scientific method | Tagged , , , , , , , | 41 Comments

Extreme precipitation events

This post is partly motivated by something I think I either heard Michael Shellenberger say, or write, but I can’t find it anymore. I have tried reading some of the articles again, and listening to some of the podcasts again, … Continue reading

Posted in Climate change, ClimateBall, Environmental change, Global warming | Tagged , , , , , | 36 Comments

Extreme event attribution and the nature-culture duality

I’ve been reading a paper by Shannon Osaka and Rob Bellamy called Weather in the Anthropocene: Extreme event attribution and a modelled nature–culture divide. I’ve written about event attribution before, and I’m largely in favour of the storyline approach; given … Continue reading

Posted in Climate change, Environmental change, Global warming, Philosophy for Bloggers, Severe Events, The philosophy of science, The scientific method | Tagged , , , , , | 139 Comments