alt Hacker News>historic CO2 levels -> historic average global temps
But this seems to imply that global temperatures are only dependent on CO2 levels. That is a pretty flawed assumption...
>historic CO2 levels -> historic average global temps
But this seems to imply that global temperatures are only dependent on CO2 levels. That is a pretty flawed assumption...
No this is 'calibrated' against other research like fossils (indicating which species were living where & when) & probably more.
It's called science for a reason... (not back-of-a-napkin stuff)