CO2 isn’t going to double because we find a way to nuclear fusion power well before 2101 or most of the human race is toast anyway.
[ CO2 isn’t going to double because we find a way to nuclear fusion power well before 2101 or most of the human race is toast anyway. ]
Don’t really need fusion for that, we need Thorium molten Salt Reactors instead and they will give us enough leeway that we could take another thousand years developing fusion power.