Earlier quoted context omitted.
Nah, it's global warming. Because fossil fuel is stupid useful and there's no way we're going to stop burning it. And then we get to the climate scenarios that aren't compatible with our current sophisticated civilization, even with the currently accepted climate science (that always seems to underestimate what actually happens).
Global warming just isn't harmful enough to pose a credible extinction risk. The damage is too limited and happens far too slowly. Even the unlikely upper end projections aren't enough to upend the human civilization - the harms up there at the top end are "worse than WW2", but WW2 sure didn't end humankind. At the same time: the ever-worsening economics of fossil fuel power put a bound on climate change even in a "n…
AI is only a threat if we suddenly reach sci-fi levels where AI concludes that the earth is better off without humanity on it and there's zero indication that we're anywhere near that today.
The good news is that our society will likely collapse or require resources pulled away from power/water hungry AI datacenters well before we see any actual I in AI