Thirty-three years ago, on this day, September 6th, 1991,
The amount of carbon dioxide in the air was roughly 355ppm. As of 2024 it is 420ishppm, but check here for daily measures.
The context was that everyone in science of climate science and so forth, was aware of the whole greenhouse issue. And here was some nice science about the atmosphere of Titan, one of the moons of Saturn, and the greenhouse and reverse greenhouse or anti greenhouse effect on Titan.
It didn’t, to my knowledge, have any bearing whatsoever on the politics of the time. That’s not why I’m talking about it; this site is already far too much about the politics and could do with a bit more science. So here we are.
What happened next? People kept staring through telescopes figuring out the universe. Often quite expensive telescopes.
What do you think? Does this pass the ‘so what?’ threshold? Have I got facts wrong? Interpretation wrong? Please do comment on this post, unless you are a denialist, obvs.
Also on this day:
September 6, 2007 – “The Future of Coal under Cap and Trade” hearings…