3 ms·
Do you have a source for this?
by inspector-g 6y ago
Do you have a source for this?
- hedora 6y agoI’d guess photosynthesis shuts down if CO2 falls far enough. At 180ppm, we’d be looking at an ice age: https://en.m.wikipedia.org/wiki/Carbon_dioxide_in_Earth%27s_atmosphere https://en.m.wikipedia.org/wiki/Carbon_dioxide_in_Earth%27s_...