I swear I can feel the 430ppm already. I was born into a world with 340ppm. You’re probably about my age, then, and I’m old. It might not be the baseline CO2 l

I swear I can feel the 430ppm already. I was born into a world with 340ppm. You’re probably about my age, then, and I’m old. It might not be the baseline CO2 levels. :-) Kidding aside, that would be hard thing to baseline.