Category Archives: Michael Mann

A better comparison

I thought I might briefly highlight the recent Cowtan et al. paper Robust comparison of climate models with observations using blended land air and ocean sea surface temperatures. As Ed Hawkins points out, it’s really an attempt to do an … Continue reading

Posted in Climate change, Climate sensitivity, ClimateBall, Global warming, Michael Mann, Science | Tagged , , , , , , , | 44 Comments

Hmmm, entering a cooling phase?

I thought I would briefly comment on a recent paper by McCarthy et al. called Ocean impact on decadal Atlantic climate variability revealed by sea-level observations. The paper seems to be suggesting that the Atlantic MultiDecadal Oscillation (AMO) may be … Continue reading

Posted in Climate change, Climate sensitivity, Michael Mann, Science | Tagged , , , , , , | 40 Comments

Arguing about 2 degrees C

A couple of days ago I read a Nature comment by Oliver Geden called Policy: Climate advisers must maintain integrity. My intial impression was quite positive as it seemed to say some quite reasonable things, for example Scientific advisers must … Continue reading

Posted in advocacy, Climate change, Climate sensitivity, ClimateBall, Global warming, Michael Mann, Science | Tagged , , , , , , | 133 Comments

Some thoughts on internal variability

Given that there’s been some discussion about internal variability in my previous post, and because there seems to have been interest elsewhere, I thought I would post some thoughts. A paper I was reading recently is Internal variability of Earth’s … Continue reading

Posted in Climate change, Climate sensitivity, ENSO, Global warming, IPCC, Michael Mann, Science | Tagged , , , , , , , , , | 90 Comments

2 degrees by 2036

Michael Mann and Lawrence Torcello have an article in the Conversation about the philosophy and science of limiting global warming to 2oC. This caused some controversy on Twitter because it wasn’t clear if the article referred to the Northern Hemisphere … Continue reading

Posted in Climate change, Climate sensitivity, Global warming, Michael Mann, Science | Tagged , , , , , | 60 Comments

A real Hiatus

For reasons I certainly won’t go into here, I intend to take a break from all of this blogging. I don’t know for how long, but for a few weeks at least, and maybe longer. Before I do, though, I … Continue reading

Posted in Climate change, Climate sensitivity, ClimateBall, Global warming, Judith Curry, Michael Mann, PAGES 2k, Personal, Science | Tagged , , , , , , | 57 Comments

Some kudos

In a recent post, Andrew Montford appeared to associate me with Paul Krugman and Michael Mann. August company indeed, although I don’t think it was intended as a compliment. I did, however, decide to comment on the post, and it … Continue reading

Posted in Climate change, ClimateBall, Global warming, IPCC, Michael Mann, Steven McIntyre | Tagged , , , , , , | 115 Comments

Some comments on Judith Curry’s EPW testimony

After a peaceful couple of weeks, I managed to write a post yesterday about Curry vs Mann that caused another minor Twitter storm. It was the normal infantile tweets from the usual suspect, and I didn’t get to see them … Continue reading

Posted in advocacy, Climate change, Climate sensitivity, ENSO, Global warming, IPCC, Judith Curry, Michael Mann, Science | Tagged , , , , , | 178 Comments

Curry vs Mann

Eli has a post about Andrew Dessler’s testimony to the Senate’s Environmental and Public Works (EPW) committee, so I had thought to try and write something about Judith Curry’s testimony, but haven’t really had a chance to read it thoroughly … Continue reading

Posted in Climate change, Climate sensitivity, Global warming, IPCC, Judith Curry, Michael Mann, Science | Tagged , , , , , | 104 Comments

Watt about another Maunder Minimum?

There’s a recent post on Watts Up With That (WUWT) which seems to simply be a copy of a BBC blog post by Paul Hudson. The blog post is titled Real risk of a Mauder Minimum “Little Ice Age” says … Continue reading

Posted in Anthony Watts, Climate change, Global warming, Michael Mann, Watts Up With That | Tagged , , , , , , | 18 Comments