Spam filter

This is just a quick note to let people know that I get a lot of legitimate comments caught in the spam filter here, and unfortunately I am not very conscientious about cleaning it out.

If you submit a comment and it does not appear, don't hesitate to let me know via email (see my email address here) .

I regret that this happened to a pair of comments that were submitted a couple of days ago, because the poster clearly put some time and effort into them and they also contain a lot of technical detail about IR absorbtion by CO2. They had fallen off the "Recent comments" list before they made it on the site, but have a read here.

Thanks, Peter, for the contibution. The CO2-saturation argument is still missing from my guide, but I hope to add it shortly!

More like this

Threaded comments have advantages but they also have disadvantages. I won't mention the disadvantages because if you don't know what they are already than they aren't disadvantages to you.
For the past few weeks, I have allowed commenters to post using their TypeKey account. I didn't want to require commenters to register with TypeKey if they did not want to, so I still allowed comments from unregistered readers.
Thanks to everyone who participated in the unscientific survey on commenting. The results are back, and I'd like to share them with you.
There have been quite a few posts over the last few days about commenting, in particular about posting comments, notes and ratings on scientific papers. But this also related to commenting on blogs and social networks, commenting on newspaper online articles, the question of moderation vs.