Search Results for: committe warming

A bit more about committed warming

On a number of occasions I’ve pointed out that our warming committment is not actually the equilibrium temperature to our current atmospheric concentration because, if we halted all emissions, atmospheric CO2 would drop as the natural sinks took up more … Continue reading

Posted in Climate change, Climate sensitivity, Global warming | Tagged , , , , , , | 84 Comments

Committed warming

There’s been a bit of a discussion on Twitter about what it would take to stabilise atmospheric concentrations, or to stabilise global average temperatures (there seemed to be some confusion as to which was being stabilised). The bottom line seems … Continue reading

Posted in Climate change, Climate sensitivity, Global warming, Science | Tagged , , , , , , , , | 158 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 , , , , , , | 39 Comments

Assessing anthropogenic global warming

This post is really a joint post, written by myself and by Roger Pielke Sr. It’s partly a continuation of a post Roger wrote on Judith Curry’s blog, and partly a consequence of my attempt to answer one of Roger’s … Continue reading

Posted in Climate change, Climate sensitivity, Science | Tagged , , , , , , | 181 Comments

2018: A year in review

Well, it’s the end of another year, so I should probably do a round-up of what’s happened on the blog. The blog seems to be ticking along quite well, but I still don’t really know what I’m doing; I just … Continue reading

Posted in Climate sensitivity, ClimateBall, Environmental change, Personal | Tagged , , , | 11 Comments

The IPCC Special Report

I guess the big news at the moment, which is almost old news now, is the IPCC’s Special Report on Global Warming of 1.5oC. I’m not even all that sure what to say about it. It’s not presenting anything wildly … Continue reading

Posted in Carbon tax, Climate change, IPCC, Policy | Tagged , , , , | 149 Comments

zero emissions

There’s a recent paper on carbon cycle uncertainties and the Paris agreement (Holden et al. 2018). It considers two mitigation pathways, one that keeps end of century warming to below ~2oC, and the other that keeps end of century warming … Continue reading

Posted in Climate change, Policy | Tagged , , , | 105 Comments

Ignoring adaptation?

Oren Cass has an article in the Wall Street Journal called Doomsday climate scenarios are a joke. It’s based on a report that he has written for the Manhattan Institute. The Manhattan Institute publishes a magazine called the City Journal … Continue reading

Posted in Climate change, economics, GRRRROWTH, physicists, Policy | Tagged , , , , , , , | 167 Comments

The two-degree delusion?

Ted Nordhaus, of Breakthrough Institute fame, has a recent article in Foreign Affairs called [t]he two-degree delusion. Basically, it argues that we cannot possibly achieve this target without harming the poor, and that continuing to try and do so also … Continue reading

Posted in Climate change, Global warming, GRRRROWTH, Policy | Tagged , , , , | 73 Comments

2017: A year in review

I’ve now been writing this blog for almost 5 years and I still don’t quite know what I’m trying to achieve, if anything. Hopefully a blog that presents a reasonable representation of our current understanding of climate science, while also … Continue reading

Posted in Climate change, ClimateBall, Global warming, Greenhouse effect, Personal, physicists, Pseudoscience, Roger Pielke Jr | Tagged , , , , , , , , , , | 30 Comments